exam Maths Puzzle Numerical Ability

The ages of two brothers are in the ratio two to three, but in eight years the ratio of their ages will be three to four. Find their present age?

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exam Other Question

(a) Find x if the numbers 3-x, x, and 1-3x form an arithmetic sequence. And then (b) find the next term of the sequence after the ones represented in part (a). The area of the opening of a rectangular window is to be 143 square feet. If the length is to be 2 feet more than the width, what are the dimensions?