SOLUTION: 21 trucks, each with a 2.5-ton payload, are needed to unload a freight train. a.Do these quantities (number of trucks needed and payload of 1 truck) vary directly or inversely?

Algebra ->  Finance -> SOLUTION: 21 trucks, each with a 2.5-ton payload, are needed to unload a freight train. a.Do these quantities (number of trucks needed and payload of 1 truck) vary directly or inversely?       Log On


   

Question 1132176: 21 trucks, each with a 2.5-ton payload, are needed to unload a freight train.
a.Do these quantities (number of trucks needed and payload of 1 truck) vary directly or inversely?
b.Find the constant of variation.
Found 2 solutions by Alan3354, josgarithmetic:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
21 trucks, each with a 2.5-ton payload, are needed to unload a freight train.
a.Do these quantities (number of trucks needed and payload of 1 truck) vary directly or inversely?
b.Find the constant of variation.
================
There's no equation, nothing to vary.
No equation ---> no constant.

Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
Which quantities? One of them is not given. Yes there is variation but for direct or inverse, the description given is incomplete.