exam
Maths Puzzle
Numerical Ability
20/18=75/w
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exam Other Question
The amount of money that Jon spends fishing is dependent upon the average temperature during any month. It varies according to the function:m=5t^3/5+45. If the average temperature last July was 87.45 degrees, how much did Jon spend fishing?
if f(x) = 4x - 3
Find f(-1)