PREALGEBRA 15th Edition
ISBN: 9781938168994
Author: OpenStax
Publisher: OpenStax
1 Whole Numbers 2 The Language Of Algebra 3 Integers 4 Fractions 5 Decimals 6 Percents 7 The Properties Of Real Numbers 8 Solving Linear Equations 9 Math Models And Geometry 10 Polynomials 11 Graphs Chapter5: Decimals
5.1 Decimals 5.2 Decimal Operations 5.3 Decimals And Fractions 5.4 Solve Equations With Decimals 5.5 Averages And Probability 5.6 Ratios And Rate 5.7 Simplify And Use Square Roots Chapter Questions Section: Chapter Questions
Problem 534RE: In the following exercises, name each decimal. 0.8 Problem 535RE: In the following exercises, name each decimal. 0.375 Problem 536RE: In the following exercises, name each decimal. 0.007 Problem 537RE: In the following exercises, name each decimal. 5.24 Problem 538RE: In the following exercises, name each decimal. -12.5632 Problem 539RE: In the following exercises, name each decimal. -4.09 Problem 540RE: In the following exercises, name each decimal. three tenths Problem 541RE: In the following exercises, name each decimal. nine hundredths Problem 542RE: In the following exercises, name each decimal. twenty-seven hundredths Problem 543RE: In the following exercises, name each decimal. ten and thirty-five thousandths Problem 544RE: In the following exercises, name each decimal. negative twenty and three tenths Problem 545RE: In the following exercises, write as a decimal. negative five hundredths Problem 546RE: In the following exercises, convert each decimal to a fraction. Simplify the answer if possible.... Problem 547RE: In the following exercises, convert each decimal to a fraction. Simplify the answer if possible.... Problem 548RE: In the following exercises, convert each decimal to a fraction. Simplify the answer if possible. 9.7 Problem 549RE: In the following exercises, convert each decimal to a fraction. Simplify the answer if possible.... Problem 550RE: Locate Decimals on the Number Line (a) 0.6 (b) -0.9 (c) 2.2 (d) -1.3 Problem 551RE: In the following exercises, order each of the following pairs of numbers, using < or >. 0.6__0.8 Problem 552RE: In the following exercises, order each of the following pairs of numbers, using < or >.... Problem 553RE: In the following exercises, order each of the following pairs of numbers, using < or >. 0.8.3___0.83 Problem 554RE: In the following exercises, order each of the following pairs of numbers, using < or >.... Problem 555RE: In the following exercises, round each number to the nearest: (a) hundredth (b) tenth (c) whole... Problem 556RE: In the following exercises, round each number to the nearest: (a) hundredth (b) tenth (c) whole... Problem 557RE: In the following exercises, round each number to the nearest: (a) hundredth (b) tenth (c) whole... Problem 558RE: In the following exercises, add or subtract. 5.75 +8.46 Problem 559RE: In the following exercises, add or subtract. 32.89 - 8.22 Problem 560RE: In the following exercises, add or subtract. 24 19.31 Problem 561RE: In the following exercises, add or subtract. 10.2 + 14.631 Problem 562RE: In the following exercises, add or subtract. -6.2 + (-2.9) Problem 563RE: In the following exercises, add or subtract. 1.83 4.2 Problem 564RE: In the following exercises, multiply. (0.3) (0.7) Problem 565RE: In the following exercises, multiply. (-6.4) (0.25) Problem 566RE: In the following exercises, multiply. (-3.35) (-12.7) Problem 567RE: In the following exercises, multiply. (15.4) (1000) Problem 568RE: In the following exercises, divide. 0.48 6 Problem 569RE: In the following exercises, divide. 4.32 24 Problem 570RE: In the following exercises, divide. $6.29 12 Problem 571RE: In the following exercises, divide. (-0.8) (-0.2) Problem 572RE: In the following exercises, divide. 1.65 0.15 Problem 573RE: In the following exercises, divide. 9 0.045 Problem 574RE: In the following exercises, use the strategy for applications to solve. Miranda got $40 from her... Problem 575RE: In the following exercises, use the strategy for applications to solve. Jessie put 8 gallons of gas... Problem 576RE: In the following exercises, use the strategy for applications to solve. A pack of 16 water bottles... Problem 577RE: In the following exercises, use the strategy for applications to solve. 577. Alice bought a roll of... Problem 578RE: In the following exercises, convert each fraction to a decimal. 35 Problem 579RE: In the following exercises, convert each fraction to a decimal. 78 Problem 580RE: In the following exercises, convert each fraction to a decimal. . 1920 Problem 581RE: In the following exercises, convert each fraction to a decimal. 214 Problem 582RE: In the following exercises, convert each fraction to a decimal. 13 Problem 583RE: In the following exercises, convert each fraction to a decimal. . 611 Problem 584RE: In the following exercises, order each pair of numbers, using < or >. 120.2 Problem 585RE: In the following exercises, order each pair of numbers, using < or >. 350 Problem 586RE: In the following exercises, order each pair of numbers, using < or >. 586. 780.84 Problem 587RE: In the following exercises, order each pair of numbers, using < or >. 587. 5120.42 Problem 588RE: In the following exercises, order each pair of numbers, using < or >. 0.6251320 Problem 589RE: In the following exercises, order each pair of numbers, using < or >. 0.33516 Problem 590RE: In the following exercise write each set of numbers in order from least to greatest. 590.... Problem 591RE: In the following exercise write each set of numbers in order from least to greatest. 79,0.75,1115 Problem 592RE: In the following exercises, simplify 4(10.3 5.8) Problem 593RE: In the following exercises, simplify 34(15.447.4) Problem 594RE: In the following exercises, simplify 30 (0.45+0.15) Problem 595RE: In the following exercises, simplify 1.6+38 Problem 596RE: In the following exercises, simplify 52(0.5) + (0.4)2 Problem 597RE: In the following exercises, simplify 25910+0.14 Problem 598RE: In the following exercises, approximate the (a) circumference and (b) area of each circle. 598.... Problem 599RE: In the following exercises, approximate the (a) circumference and (b) area of each circle. 599.... Problem 600RE: In the following exercises, approximate the (a) circumference and (b) area of each circle. 600.... Problem 601RE: In the following exercises, approximate the (a) circumference and (b) area of each circle. 601.... Problem 602RE: In the following exercises, determine whether the each number is a solution of the given equation.... Problem 603RE: In the following exercises, determine whether the each number is a solution of the given equation.... Problem 604RE: In the following exercises, determine whether the each number is a solution of the given equation.... Problem 605RE: In the following exercises, determine whether the each number is a solution of the given equation.... Problem 606RE: In the following exercises, solve. m+3.8=7.5 Problem 607RE: In the following exercises, solve. h+5.91=2.4 Problem 608RE: In the following exercises, solve. a+2.26=1.1 Problem 609RE: In the following exercises, solve. p4.3=1.65 Problem 610RE: In the following exercises, solve. x0.24=8.6 Problem 611RE: In the following exercises, solve. j 7042 = -3.7 Problem 612RE: In the following exercises, solve. 0.6p 13.2 Problem 613RE: In the following exercises, solve. - 8.6x = 34.4 Problem 614RE: In the following exercises, solve. - 22.32 = 2.4z Problem 615RE: In the following exercises, solve. a0.3=24 Problem 616RE: In the following exercises, solve. p7=4.2 Problem 617RE: In the following exercises, solve. s2.5=10 Problem 618RE: In the following exercises, translate and solve. 618. The difference of n and 15.2 is 4.4. Problem 619RE: In the following exercises, translate and solve. 619. The product of -5.9 and x is -3.54. Problem 620RE: In the following exercises, translate and solve. 620. The quotient of y and -1.8 is -9. Problem 621RE: In the following exercises, translate and solve. 621. The sum of m and -4.03 is 6.8. Problem 622RE: In the following exercises, find the mean of the numbers. 622. 2, 4, 1, 0, 1, and 1 Problem 623RE: In the following exercises, find the mean of the numbers. 623. $270, $310.50, $243.75, and $252.15 Problem 624RE: In the following exercises, find the mean of the numbers. Each workday last week, Yoshie kept track... Problem 625RE: In the following exercises, find the mean of the numbers. In the last three months, Raul's water... Problem 626RE: In the following exercises, find the median. 45, 32, 60, 58 Problem 627RE: In the following exercises, find the median. 23, 24, 26, 29, 19, 18, 32 Problem 628RE: In the following exercises, find the median. 628. The ages of the eight men in Jerry's model train... Problem 629RE: In the following exercises, find the median. The number of clients at Miranda's beauty salon each... Problem 630RE: In the following exercises, identify the mode of the numbers. 6, 4, 4, 5, 6, 6, 4, 4, 4,3, 5 Problem 631RE: In the following exercises, identify the mode of the numbers. The number of siblings of a group of... Problem 632RE: In the following exercises, solve. (Round decimals to three places.) The Sustainability Club sells... Problem 633RE: In the following exercises, solve. (Round decimals to three places.) 633. Luc has to read 3 novels... Problem 634RE: In the following exercises, write each ratio as a fraction. Simplify the answer if possible. 28 to... Problem 635RE: In the following exercises, write each ratio as a fraction. Simplify the answer if possible. 56 to... Problem 636RE: In the following exercises, write each ratio as a fraction. Simplify the answer if possible. 3.5 to... Problem 637RE: In the following exercises, write each ratio as a fraction. Simplify the answer if possible. 1.2 to... Problem 638RE: In the following exercises, write each ratio as a fraction. Simplify the answer if possible. 638.... Problem 639RE: In the following exercises, write each ratio as a fraction. Simplify the answer if possible 639. 213... Problem 640RE: In the following exercises, write each rate as a fraction. Simplify the answer if possible. 64... Problem 641RE: In the following exercises, write each rate as a fraction. Simplify the answer if possible. 32... Problem 642RE: In the following exercises, write each rate as a fraction. Simplify the answer if possible. 180... Problem 643RE: In the following exercises, write each rate as a fraction. Simplify the answer if possible. pounds... Problem 644RE: In the following exercises, write each rate as a fraction. Simplify the answer if possible. 126... Problem 645RE: In the following exercises, write each rate as a fraction. Simplify the answer if possible. $612.50... Problem 646RE: In the following exercises, find the unit rate. 180 calories per 8 ounces Problem 647RE: In the following exercises, find the unit rate. 90 pounds per 7.5 square inches Problem 648RE: In the following exercises, find the unit rate. miles in 4 hours Problem 649RE: In the following exercises, find the unit rate. $612.50 for 35 hours Problem 650RE: In the following exercises, find the unit price. t-shirts: 3 for $8.97 Problem 651RE: In the following exercises, find the unit rate. Highlighters: 6 for $2.52. Problem 652RE: In the following exercises, find the unit price. An office supply store sells a box of pens for $11.... Problem 653RE: In the following exercises, find the unit price. Anna bought a pack of 8 kitchen towels for $13.20.... Problem 654RE: In the following exercises, find the unit price and then determine the better buy. Shampoo: 12... Problem 655RE: In the following exercises, find the unit price and then determine the better buy. Vitamins: 60... Problem 656RE: In the following exercises, translate the English phrase into an algebraic expression. 535 miles per... Problem 657RE: In the following exercises, translate the English phrase into an algebraic expression. a adults to... Problem 658RE: In the following exercises, translate the English phrase into an algebraic expression. the ratio of... Problem 659RE: In the following exercises, translate the English phrase into an algebraic expression. the ratio of... Problem 660RE: In the following exercises, simplify. 64 Problem 661RE: In the following exercises, simplify. 144 Problem 662RE: In the following exercises, simplify. 25 Problem 663RE: In the following exercises, simplify. 81 Problem 664RE: In the following exercises, simplify. 9 Problem 665RE: In the following exercises, simplify. 36 Problem 666RE: In the following exercises, simplify. 64+225 Problem 667RE: In the following exercises, simplify. 64+255 Problem 668RE: In the following exercises, estimate each square root between two consecutive whole numbers. 28 Problem 669RE: In the following exercises, estimate each square root between two consecutive whole numbers. 155 Problem 670RE: In the following exercises, estimate each square root between two consecutive whole numbers. 15 Problem 671RE: In the following exercises, approximate each square root and round to two decimal places. 57 Problem 672RE: In the following exercises, simplify. (Assume all variables are greater than or equal to zero.) q2 Problem 673RE: In the following exercises, simplify. (Assume all variables are greater than or equal to zero.) 64b2 Problem 674RE: In the following exercises, simplify. (Assume all variables are greater than or equal to zero.)... Problem 675RE: In the following exercises, simplify. (Assume all variables are greater than or equal to zero.)... Problem 676RE: In the following exercises, simplify. (Assume all variables are greater than or equal to zero.)... Problem 677RE: In the following exercises, simplify. (Assume all variables are greater than or equal to zero.) 49y2 Problem 678RE: In the following exercises, simplify. (Assume all variables are greater than or equal to zero.)... Problem 679RE: In the following exercises, simplify. (Assume all variables are greater than or equal to zero.)... Problem 680RE: In the following exercises, solve. Round to one decimal place. Art Diego has 225 square inch tiles.... Problem 681RE: In the following exercises, solve. Round to one decimal place. Landscaping Janet wants to plant a... Problem 682RE: In the following exercises, solve. Round to one decimal place. Gravity A hiker dropped a granola bar... Problem 683RE: In the following exercises, solve. Round to one decimal place. Accident investigation The skid marks... Problem 684PT: Write six and thirty thousandths as a decimal. Problem 685PT: Write 1.73 as a fraction. Problem 686PT: Write 58 as a decimal. Problem 687PT: Round 16.749 to the nearest (a) tenth (b) hundredth (c) whole number Problem 688PT: Write the numbers 54 -0.1, 0.804, 29 -7.4, 0.21 in order from smallest to largest. Problem 689PT: In the following exercises, simplify each expression. 15.4 +3.02 Problem 690PT: In the following exercises, simplify each expression. 20-5.71 Problem 691PT: In the following exercises, simplify each expression. (0.64) (0.3) Problem 692PT: In the following exercises, simplify each expression. (-4.2) (100) Problem 693PT: In the following exercises, simplify each expression. 0.96 (-12) Problem 694PT: In the following exercises, simplify each expression. -5 0.025 Problem 695PT: In the following exercises, simplify each expression. -0.6 (-0.3) Problem 696PT: In the following exercises, simplify each expression. (0.7)2 Problem 697PT: In the following exercises, simplify each expression. 24 (0.1 + 0.02) Problem 698PT: In the following exercises, simplify each expression. 4(10.3 5.8) Problem 699PT: In the following exercises, simplify each expression. 1.6+38 Problem 700PT: In the following exercises, simplify each expression. 23(14.654.6) Problem 701PT: In the following exercises, solve. m+3.7=2.5 Problem 702PT: In the following exercises, solve. h0.5=4.38 Problem 703PT: In the following exercises, solve. -6.5y = 57.2 Problem 704PT: In the following exercises, solve. 1.94 = a 2.6 Problem 705PT: In the following exercises, solve. Three friends went out to dinner and agreed to split the bill... Problem 706PT: In the following exercises, solve. A circle has radius 12. Find the (a) circumference and (b) area,... Problem 707PT: In the following exercises, solve. The ages, in months, of 10 children in a preschool class are: 55,... Problem 708PT: In the following exercises, solve. Of the 16 nurses in Doreen's department, 12 are women and 4 are... Problem 709PT: In the following exercises, solve. Find each unit price and then the better buy. Laundry detergent:... Problem 710PT: In the following exercises, simplify. 36+64 Problem 711PT: In the following exercises, simplify. 144n2 Problem 712PT: In the following exercises, simplify. Estimate 54 to between two whole numbers. Problem 713PT: In the following exercises, simplify. Yanet wants a square patio in her backyard. She has 225 square... Problem 685PT: Write 1.73 as a fraction.
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Determine whether the given orthogonal set of vectors is orthonormal. If it is not, normalize the vectors to form an orthonormal set.
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Quantities that have magnitude and direction but not position. Some examples of vectors are velocity, displacement, acceleration, and force. They are sometimes called Euclidean or spatial vectors.
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