exam Maths Puzzle Numerical Ability

The ratio of the measure of a supplement of an angle to that of the complement of the angle is 5:2, what is the measure of the angle?

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exam Other Question

Simplify.

(m^4)^3(m^2)^9/(m^3)^2
The difference between two positive numbers is 4. If twice the square of the larger number is added to three time the smaller, the sum is 53.