exam Maths Puzzle Numerical Ability

Areas of 2 rectangles are 15 sq.cm and 60 sq.cm.What is the ratio from the 1st to the 2nd.
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exam Other Question

Express the following exponential equation as a logarithmic equation:
(256)^.25=4
Graph
-x + 3y = -9 by graphing the x and y intercepts.
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