exam
Maths Puzzle
Numerical Ability
what is the volume of a cube with the edge of 2?
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exam Other Question
f(x)=2x^2-3x+5, find f(1)
In a survey, 63% of Americans said they own an answering machine. If 14 americans are selected at random, find the probablity that excatly 9 own an answering machine.