exam
Maths Puzzle
Numerical Ability
f(x) = 3x-5 / x+2 f ^ -1 (x) =
a) 2x+5 / x-3
b) -2x-5 / x-3
c) -2x-5 / x+5
d) 2x+3 / x-5
e) None of these
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exam Other Question
evaluating indices (216/27) to the power of -2/3
do you know what the answer to this problem is ? The coin box of a vending machine contains 6 times as many quarters as dimes. If the total amount of money in quarters and dimes is $28.80, how many quarters and how many dimes are in the box?