SOLUTION: If 4 people can run 8 machines, how many machines can 2 people run? (i am trying to get into the ARMY and i need some help on word problems so i can pass the ASVAB test thank

Algebra ->  Human-and-algebraic-language -> SOLUTION: If 4 people can run 8 machines, how many machines can 2 people run? (i am trying to get into the ARMY and i need some help on word problems so i can pass the ASVAB test thank       Log On


   

Question 493639: If 4 people can run 8 machines, how many machines can 2 people run?

(i am trying to get into the ARMY and i need some help on word problems so i can pass the ASVAB test thank you:)
i think 4 machines is the answer.
Answer by Flannery(124) About Me  (Show Source):
You can put this solution on YOUR website!
Four is to eight as two is to x.
4/8:2/x
by the cross products property, 4x=16.
So x=4.