The world record for the most number of speed skips in 60 seconds is 332 skips. If the record holder skipped at a constant ratio of seconds to skip did she make make in 15 seconds

Q: At the gym club, the ratio of girls to boys is 1 1/3 : 2. If there are 57 boys in the club; a. what…

A:

Q: In a certain examination the average grade of all students in class A is 68.4 and students in class…

A: Given  x̄A=68.4, x̄B=71.2, x̄combined=70

Q: Ryan and Marco each have an mp3 player. The ratio of Ryan's songs to Marco's songs was 9:4. When…

A: Given Ratio of Ryan's songs to Macro's songs was 9:4. Let Ryan's has 9x songs and Macro's has 4x…

Q: 2 t-shirts and 2 belts cost $60. 5 t-shirts and 5 pairs of trousers cost $180. Find the cost of a…

A: Given that 2 t-shirts and 2 belts cost $60. 5 t-shirts and 5 pairs of trousers cost $180 To find the…

Q: The salaries of a secretary, a salesperson, and a vice president for a retail sales company are in…

A: Given,          The salaries of a secretary, a salesperson, and a vice president for a retail sales…

Q: When 4 is added to two numbers, the ratio is 5:6. When 4 is subtracted from the two numbers, the…

A: Let the numbers are x and y.When 4 is added to two numbers, the ratio is 5:6.That can be written…

Q: If the ratio of chocolates to ice-cream cones in a box is 5:8 and the number of chocolates is 30,…

A: If there are 5 chocolates then number of ice -cream cones s 8 . Let x denotes the number of…

Q: The ratio of students who buy lunch to students who bring lunch in the fourth grade is 7:4. How many…

A: topic- ratio and proportion

Q: Kent, Mike and Zam shared 575 cards. The ratio of the number of cards Kent had to the number of…

A: Consider that, there are three people, K, M and Z and they shared total 575 cards, so the total…

Q: In a school, the ratio of the number of pupils who wear glasses to the number of pupils who do not…

A:

Q: two joiners and five mates earn 1824 between them for a particular job. if a joiner earn 72 more…

A: Here is the solution:

Q: If the average of six numbers is 4.1, what is the sum of the six numbers?

A: To Determine: If the average of six numbers is 4.1, what is the sum of the six numbers?

Q: An automobile engine can run on a mixture of gasoline and a substitute fuel. If gas costs $3.45 per…

A: We can make 10 gal of the mixture and find the percent from thatLet x = amt of 3.45 fuelthen(10-x) =…

Q: If the ratio of chocolates to ice cream in a box is 5:8 and the number of chocolates is 30, find the…

A: If the ratio of chocolates to ice cream in a box is 5:8 and the number of chocolates is 30, find the…

Q: Hui, Garrett, and Daniel decided to start a web design company and made investments in the ratio of…

A:

Q: A wholesaler requires a markup of 65% based on cost for merchandise sold. What should the selling…

A:

Q: . In a certain examination, the average grade of all students in class A is 68.4 and stu- dents in…

A:

Q: There must be a ratio of 1 adult to each 10 children at a school dance

A:

Q: Jay and Gary each have some money. If Jay spends $3, the ratio of the amount of money Jay has to the…

A: First we will form the equations corresponding to the given statements than solving these equations…

Q: 4. Kara's golf score was 1 less than three fourths of Greg's golf score. If the sum of their scores…

A:

Q: A baseball team played 161 regular season game. The ratio of the number of games they won to the…

A:

Q: If gum 3.60 dollars and there are 90 gum drops in one pound what is the cost per gum drop

A:

Q: The ratio of number of male and female teachers in a school is 3: 4. If there are 16 female…

A: Here given that the ratio of number of male and female teachers in a school is 3:4. Also given that…

Q: Find a pair of numbers whose sum and product are both equal to 8.

A:

Q: Find the ratio at which plastic material worth 2.75/kg is to be mixed with plastic worth P3.50/kg.…

A: We can use ratio and alligation method to solve the problem

Q: Mrs Devi gave some money to her three children, Muthu, r Gul. Krishna's share was 3 of Muthu's…

A: # As per the guidelines we are entitled to solve one question at a time, please resubmit the other…

Q: The salaries of a secretary, a salesperson, and a vice president for a retail sales company are in…

A: To Determine: what is the annual salary of each? Given: The salary of a secretary ,a salesperson and…

Q: A bank teller is counting $20 and $50 bills. If there are six times as many $20 bills as $50 bills…

A: Let the number of bill with denomination $50 be x. Then since there are six times as many $20 bills…

Q: Three manufacturing engineers as partners invested £ 4,500, £ 3,000, £ 1,500 in an engineering…

A:

Q: For every supporters of the home team there was 1 supporter of the away team. What was the ratio of…

A: Solution: Given data,Let the total number of supporters of home team be x. And also given that there…

Q: Find a pair of numbers whose sum and product are both equal to 32.

A: We have to find out a pair of number whose sum and product both are equals to 32. Let these 2…

Q: On Friday, there were 8 snowboarders for every 3 skiers at a local ski resort. On Saturday, the…

A: on Friday 8 snowboarders for every 3 skiers  take number of snowboarders = 8x number of skiers = 3x…

Q: The sum of a two -digit numbers and the number obtained by reversing the order of its digits is…

A: Given problem is : The sum of  a two digit numbers and the number obtained by receiving the order of…

Q: The sum of mABand mBC'is equal to A

A:

Q: In a certain electronic factory, the ratio of the number of male to female worker is 2:3. If one…

A: Let's find.

Q: A fraction which is bears the same ratio to 1/27 as 3/11 bear to 5/9 is equal to

A:

Q: If you drive for 7 hours and travel 385 miles, what is your rate

A: Solution

Q: A number is divided into two parts such that when the greater part is divided by the smaller, the…

A: Let the bigger number is a and the smaller number is b

Q: If 10 pens and 12 pads cost $42, and 5 of the same pens and 10 of the same pads cost $29, find the…

A: Given: 10 pens and 12 pads cost $42, and 5 of the same pens and 10 of the same pads cost $29.

Q: Nathan, Paul, and Sarah decided to start a web design company and made investments in the ratio of…

A:

Q: If a car travels 392.8 miles on 49 liters of gas, how many liters of gas will it take to go 724…

A:

Q: The ratio of wins to losses for a football team is 3/1 . If the team played 20 games, how many wins…

A: Given data is : The ratio of a win to losses is 31 The total game played is 20. To find the number…

Q: he world record for the most number of speed skips in 60 seconds is 332 skips. If the record-holder…

A: given number of skips in 60 seond is 332 skips

Q: The dosage of a certain medication is 5 ounces for every 150 pounds of body weight. At this rate how…

A: PROBLEM SET-1: 1. Given that,     The dosage of certain medication is 5 ounces for every 150 pounds…

Q: A taxicab company charges $4 for a trip up to 1 mile, and $2 for every extra mile ( or portion of a…

A:

Q: If 18 pairs of jeans cost $221.50, find the cost of 7 pairs.

A:

Q: In a high school prom, the ratio of the number of freshmen who attended to the number of juniors is…

A:

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.