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Given: The number of minutes needed to solve an exercise set of variation problem
varies directly as the number of problems and inversely as the number of people
working on the solutions. It takes 4 people 36 minutes to solve 18 problems. How
many minutes will it take 6 people to solve 42 problems. Write your answer on a
separate sheet of a paper.​

Sagot :

JUMARBARQIN

Answer:

Correct option is

B

56 minutes

Let the given Function be represented as

Minutes=k(

NumberOfPeople

NumberOfProblems

)

Let us find the Value of k

⇒36=k

4

18

⇒k=8

Now Let us use the Above Formula for problem=42 and people=6

Step-by-step explanation:

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