exam Maths Puzzle Numerical Ability

One leg of a right triangle is increased by 40% and the other leg is increased by 15%. By what percent is the area of the new righttriangle increased?

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exam Other Question

find two consecutive odd intergers such that twice the larger is 17 more than the smaller. given f(x)=8x-2 and g(x)=2x-3, find f-g