exam Maths Puzzle Numerical Ability

use 2 unit multipliers to convert 0.75 square meters to square centimeters

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exam Other Question

If k, n, x, and y are positive numbers satisfying x^-4/3 = k^-2 and y^4/3 = n^2, what is (xy)^-2/3 in terms of n and k? The Rileys have $27,000 to invest. they intend to invest part of the money in certificates of deposit at 8.5% and the remainder in a savings account at 5%. If they wish to receive the same income from each investment, how much should they invest in each?