exam Maths Puzzle Numerical Ability

Seventy eight is divided into two parts such that five times the first part and fourtimes the second part are in the ratio 15:14.Find the first part

a)32 b)36 c)42 d)46

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exam Other Question

simplifying the expression

4^5 X 4^7
---------
4^10
For each point, name the quadrant in which it lies or the axis on which it lies.

x + 2y = 1: (0, ), (-2, ), (2, )