exam Maths Puzzle Numerical Ability

I had ask a question # 127097 and they put it under probability and statistics category--where would I find my answers?

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exam Other Question

THe sum of two numbers is 4 less than twice the larger. If the larger is decreased by three times the smaller, the result is -20. Find the numbers. The sum of the measures of three angles is 180 degrees and the smallest is
half the size of each of the other two . Find the measure of each
angle. <1 <2 <3