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Maths Puzzle
Numerical Ability
A train traveling at 100 kmph overtakes a motorbike traveling at 64 kmph in 40 seconds. What is the length of the train in meters?
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book Other Question
Given f(x)=4x-3 and g(x)=2x(to the power of 2)-5 find f[g(-1)] and g[f(-1)].
Slove for g S=1/2 gt exponent 2