The number of minutes needed to solve an Exercise Set of variation problems varies directly as the number of problems and inversely as the number of people working to solve the problems. It takes 4 people 32 minutes to solve 16 problems. How many minutes will it take 8 people to solve 24 problems?

Q: Two siblings are racing. The older sibling can run at a constant speed of 11 feet per second. The…

A: Given that out of two sibling the older sibling , the older sibling can  run at a constant speed of…

Q: Suppose that Mario owns a company that rents moving vans. Mario's customers pay $18 per day to rent…

A: Given information- We have given an equation for a total cost is- C = 18 + 0.60x Where x = no. of…

Q: 2. If you run 3 miles every day for 5 days, how many miles will you need to run on the sixth day in…

A: The miles will you need to run on the sixth day is,

Q: An experienced accountant can balance the books twice as fast as a new accountant. Working together…

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Q: Each day, Ed walks past a rectangular athletic field on his way home from school. If the field is…

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Q: variation equation, and use it to solv er tubing varies jointly with the leng ameter tubing costs…

A: Introduction: A variation is a relationship between one set of values for one variable and another…

Q: You can walk 8 miles in the same time that it takes to travel 16 miles by car. If the cars rate is 2…

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Q: you run the first 2 miles of a 5 mile at a rate of 300 yards per minute. Then you run the last 3…

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Q: The phones at Affordable Cellphones vary in price depending upon demand. The average flip phone has…

A: Just list out the given conditions and then create a quadratic equation using those conditions and…

Q: A new machine makes 5000 aluminum cans three times faster than an older machine. With both machines…

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Q: If I take 50 calls a day and one of the calls last 40 minutes . What would the average time on the…

A: The arithmetic average of a data set can be calculated by dividing the sum of observations with the…

Q: How long will it take an Amtrak passenger train to catch up to a freight train if their speeds are…

A: Solution:let x = 60 mph the speed of the Amtrak train  y = 45 mph the speed of the Freight traint =…

Q: Write the complete solution to the given problems. Use one variable only. Debbie drives 5 meters…

A: Let speed of Richard is 'x' mpsThen speed of debbie is 'x+5' mpsAlso given that distance between…

Q: It takes one team 9 days less than another team to paint a house. If the teams work together, it…

A: Time and Work question

Q: Morgan and Sass were visiting a friend in Chicago. Morgan has to leave at noon, but Sass did not…

A: We will find out the total time Morgan drove.

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: A cyclist takes 4 hours to travel from Town A to Town B. The cyclist's average speed for the first…

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Q: A cyclist takes half the cyclist's average speed for the second hour, and the cyclist's average…

A: A cyclist take 4 hours to travel from town A to town B.  Let the cyclist's speed in first hour be x.

Q: Environmentalists determine that two chemicals are needed to treat sewage discharge into a lake. One…

A: In this question we have to find how much each chemical is required.