Elementary Algebra 17th Edition
ISBN: 9780998625713
Author: Lynn Marecek, MaryAnne Anthony-Smith
Publisher: Lynn Marecek, MaryAnne Anthony-Smith
1 Foundations 2 Solving Linear Equations And Inequalities 3 Math Models 4 Graphs 5 Systems Of Linear Equations 6 Polynomials 7 Factoring 8 Rational Expressions And Equations 9 Roots And Radicals 10 Quadratic Equations Chapter3: Math Models
3.1 Use A Problem-solving Strategy 3.2 Solve Percent Applications 3.3 Solve Mixture Applications 3.4 Solve Geometry Applications: Triangles, Rectangles, And The Pythagorean Theorem 3.5 Solve Uniform Motion Applications 3.6 Solve Applications With Linear Inequalities Chapter Questions Section: Chapter Questions
Problem 339RE: In the following exercises, reflect on your approach to word problems. 339. How has your attitude... Problem 340RE: In the following exercises, reflect on your approach to word problems. 340. Did the problem-solving... Problem 341RE: In the following exercises, solve using the problem-solving strategy for word problems. Remember to... Problem 342RE: In the following exercises, solve using the problem-solving strategy for word problems. Remember to... Problem 343RE: In the following exercises, solve each number word problem. 343. The sum of a number and three is... Problem 344RE: In the following exercises, solve each number word problem. 344. Twice the difference of a number... Problem 345RE: In the following exercises, solve each number word problem. 345. One number is nine less than... Problem 346RE: In the following exercises, solve each number word problem. 346. One number is eleven more than... Problem 347RE: In the following exercises, solve each number word problem. 347. One number is two more than four... Problem 348RE: In the following exercises, solve each number word problem. 348. The sum of two consecutive integers... Problem 349RE: In the following exercises, solve each number word problem. 349. Find three consecutive integers... Problem 350RE: In the following exercises, solve each number word problem. 350. Find three consecutive even... Problem 351RE: In the following exercises, solve each number word problem. 351. Find three consecutive odd integers... Problem 352RE: In the following exercises, solve each number word problem. 352. Koji has $5,502 in his savings... Problem 353RE: In the following exercises, translate and solve. 353. What number is 67% of 250? Problem 354RE: In the following exercises, translate and solve. 354. 300% of 82 is what number? Problem 355RE: In the following exercises, translate and solve. 355. 12.5% of what number is 20? Problem 356RE: In the following exercises, translate and solve. 356. 72 is 30% of what number? Problem 357RE: In the following exercises, translate and solve. 357. What percent of 125 is 150? Problem 358RE: In the following exercises, translate and solve. 358. 127.5 is what percent of 850? Problem 359RE: In the following exercises, solve. 359. The bill for Dino’s lunch was $19.45. He wanted to leave 20%... Problem 360RE: In the following exercises, solve. 360. Reza was very sick and lost 15% of his original weight. He... Problem 361RE: In the following exercises, solve. 361. Dolores bought a crib on sale for $350. The sale price was... Problem 362RE: In the following exercises, solve. 362. Jaden earns $2,680 per month. He pays $938 a month for rent.... Problem 363RE: In the following exercises, solve. 363. Angel’s got a raise in his annual salary from $55,400 to... Problem 364RE: In the following exercises, solve. 364. Rowena’s monthly gasoline bill dropped from $83.75 last... Problem 365RE: In the following exercises, solve. 365. Winston deposited $3,294 in a bank account with interest... Problem 366RE: In the following exercises, solve. 366. Moira borrowed $4,500 from her grandfather to pay for her... Problem 367RE: In the following exercises, solve. 367. Jaime’s refrigerator loan statement said he would pay $1,026... Problem 368RE: In the following exercises, solve. 368. In 12 years, a bond that paid 6.35% interest earned $7,620... Problem 369RE: In the following exercises, find the sale price. 369. The original price of a handbag was $84.... Problem 370RE: In the following exercises, find the sale price. 370. Marian wants to buy a coffee table that costs... Problem 371RE: In the following exercises, find (a) the amount of discount and (b) the sale price. 371. Emmett... Problem 372RE: In the following exercises, find (a) the amount of discount and (b) the sale price. 372. Anastasia... Problem 373RE: In the following exercises, find (a) the amount of discount and (b) the discount rate. (Round to the... Problem 374RE: In the following exercises, find (a) the amount of discount and (b) the discount rate. (Round to the... Problem 375RE: In the following exercises, find (a) the amount of the mark-up and (b) the list price. 375. Nga and... Problem 376RE: In the following exercises, find (a) the amount of the mark-up and (b) the list price. 376. Carly... Problem 377RE: In the following exercises, solve each coin word problem. 377. Francie has $4.35 in dimes and... Problem 378RE: In the following exercises, solve each coin word problem. 378. Scott has $0.39 in pennies and... Problem 379RE: In the following exercises, solve each coin word problem. 379. Paulette has $140 in $5 and $10... Problem 380RE: In the following exercises, solve each coin word problem. 380. Lenny has $3.69 in pennies, dimes,... Problem 381RE: In the following exercises, solve each ticket or stamp word problem. 381. A church luncheon made... Problem 382RE: In the following exercises, solve each ticket or stamp word problem. 382. Tickets for a basketball... Problem 383RE: In the following exercises, solve each ticket or stamp word problem. 383. 125 tickets were sold for... Problem 384RE: In the following exercises, solve each ticket or stamp word problem. 384. One afternoon the water... Problem 385RE: In the following exercises, solve each ticket or stamp word problem. 385. Ana spent $4.06 buying... Problem 386RE: In the following exercises, solve each ticket or stamp word problem. 386. Yumi spent $34.15 buying... Problem 387RE: In the following exercises, solve each mixture word problem. 387. Marquese is making 10 pounds of... Problem 388RE: In the following exercises, solve each mixture word problem. 388. Amber wants to put tiles on the... Problem 389RE: In the following exercises, solve each mixture word problem. 389. Shawn has $15,000 to invest. She... Problem 390RE: In the following exercises, solve each mixture word problem. 390. Enrique borrowed $23,500 to buy a... Problem 391RE: In the following exercises, solve using triangle properties. 391. The measures of two angles of a... Problem 392RE: In the following exercises, solve using triangle properties. 392. The playground at a shopping mall... Problem 393RE: In the following exercises, solve using triangle properties. 393. A triangular road sign has base 30... Problem 394RE: In the following exercises, solve using triangle properties. 394. What is the height of a triangle... Problem 395RE: In the following exercises, solve using triangle properties. 395. One angle of a triangle is 30°... Problem 396RE: In the following exercises, solve using triangle properties. 396. One angle of a right triangle... Problem 397RE: In the following exercises, solve using triangle properties. 397. The measure of the smallest angle... Problem 398RE: In the following exercises, solve using triangle properties. 398. The perimeter of a triangle is 97... Problem 399RE: In the following exercises, use the Pythagorean Theorem to find the length of the hypotenuse. 399. Problem 400RE: In the following exercises, use the Pythagorean Theorem to find the length of the hypotenuse. 400. Problem 401RE: In the following exercises, use the Pythagorean Theorem to find the length of the missing side.... Problem 402RE: In the following exercises, use the Pythagorean Theorem to find the length of the missing side.... Problem 403RE: In the following exercises, use the Pythagorean Theorem to find the length of the missing side.... Problem 404RE: In the following exercises, use the Pythagorean Theorem to find the length of the missing side.... Problem 405RE: In the following exercises, solve. Approximate to the nearest tenth, if necessary. 405. Sergio needs... Problem 406RE: In the following exercises, solve. Approximate to the nearest tenth, if necessary. 406. Seong is... Problem 407RE: In the following exercises, solve using rectangle properties. 407. The length of a rectangle is 36... Problem 408RE: In the following exercises, solve using rectangle properties. 408. A sidewalk in front of Kathy’s... Problem 409RE: In the following exercises, solve using rectangle properties. 409. The area of a rectangle is 2356... Problem 410RE: In the following exercises, solve using rectangle properties. 410. The width of a rectangle is 45... Problem 411RE: In the following exercises, solve using rectangle properties. 411. The length of a rectangle is 12... Problem 412RE: In the following exercises, solve using rectangle properties. 412. The width of a rectangle is three... Problem 413RE: In the following exercises, solve. 413. When Gabe drives from Sacramento to Redding it takes him 2.2... Problem 414RE: In the following exercises, solve. 414. Louellen and Tracy met at a restaurant on the road between... Problem 415RE: In the following exercises, solve. 415. Two busses leave Amarillo at the same time. The Albuquerque... Problem 416RE: In the following exercises, solve. 416. Kyle rowed his boat upstream for 50 minutes. It took him 30... Problem 417RE: In the following exercises, solve. 417. At 6:30, Devon left her house and rode her bike on the flat... Problem 418RE: In the following exercises, solve. 418. Anthony drove from New York City to Baltimore, a distance of... Problem 419RE: In the following exercises, solve. 419. Julianne has a weekly food budget of $231 for her family. If... Problem 420RE: In the following exercises, solve. 420. Rogelio paints watercolors. He got a $100 gift card to the... Problem 421RE: In the following exercises, solve. 421. Briana has been offered a sales job in another city. The... Problem 422RE: In the following exercises, solve. 422. Renee’s car costs her $195 per month plus $0.09 per mile.... Problem 423RE: In the following exercises, solve. 423. Costa is an accountant. During tax season, he charges $125... Problem 424RE: In the following exercises, solve. 424. Jenna is planning a 5-day resort vacation with three of her... Problem 425PT: Four-fifths of the people on a hike are children. If there are 12 children, what is the total number... Problem 426PT: One number is three more than twice another. Their sum is 63 . Find the numbers. Problem 427PT: The sum of two consecutive odd integers is 96 . Find the numbers. Problem 428PT: Marla’s breakfast was 525 calories. This was 35% of her total calories for the day. How many... Problem 429PT: Humberto’s hourly pay increased from $16.25 to $17.55. Find the percent increase. Problem 430PT: Melinda deposited $5,985 in a bank account with an interest rate of 1.9%. How much interest was... Problem 431PT: Dotty bought a freezer on sale for $486.50. The original price of the freezer was $695. Find (a) the... Problem 432PT: Bonita has $2.95 in dimes and quarters in her pocket. If she has five more dimes than quarters, how... Problem 433PT: At a concert, $1,600 in tickets were sold. Adult tickets were $9 each and children’s tickets were $4... Problem 434PT: Kim is making eight gallons of punch from fruit juice and soda. The fruit juice costs $6.04 per... Problem 435PT: The measure of one angle of a triangle is twice the measure of the smallest angle. The measure of... Problem 436PT: What is the height of a triangle with area 277.2 square inches and base 44 inches? Problem 437PT: In the following exercises, use the Pythagorean Theorem to find the length of the missing side.... Problem 438PT: In the following exercises, use the Pythagorean Theorem to find the length of the missing side.... Problem 439PT: A baseball diamond is really a square with sides of 90 feet. How far is it from home plate to second... Problem 440PT: The length of a rectangle is two feet more than five times the width. The perimeter is 40 feet. Find... Problem 441PT: Two planes leave Dallas at the same time. One heads east at a speed of 428 miles per hour. The other... Problem 442PT: Leon drove from his house in Cincinnati to his sister’s house in Cleveland, a distance of 252 miles.... Problem 443PT: Chloe has a budget of $800 for costumes for the 18 members of her musical theater group. What is the... Problem 444PT: Frank found a rental car deal online for $49 per week plus $0.24 per mile. How many miles could he... Problem 439PT: A baseball diamond is really a square with sides of 90 feet. How far is it from home plate to second...
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The infield of a baseball field is a square that measures 90 feet on each side. The pitching circle is 18 feet in diameter. A general rule of thumb is that a person can take up 2.5 ft2 of space. How many people can fit in the pitching circle?
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