exam
Maths Puzzle
Numerical Ability
Find the surface-area-to-volume ratio for a rectangular prism with edge lengths 9,6,and 7.
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exam Other Question
Bob is 20 years older than Ben. In 10 years, Bob will be twice as old as Ben. How old is each now?
y/y-4 -6/y+7= y^2/y^2+3y-28