exam
Maths Puzzle
Numerical Ability
log (10,000)=?
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exam Other Question
ABCD is a square (ie all sides are equal and all angles and rightangles). CX is made to equal CY (using compasses from the centre C.) Prove that AX = AY.
Let P(x) be the probability function of a discrete random variable x which assumes the values x1, x2, x3, x4, such that 2P(x1) = 3P(x2) = P(x3) = 5P(x4). Find the probability distribution of x.