exam Maths Puzzle Numerical Ability

Okay..i am totally lost on this one. Help please

Write the proportion 14 is to 22 as 28 is to 44.

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exam Other Question

Ed invested twice as much in a 4% bond as he invested in a 3% bond. His total yearly interest from the two investments was $770. How much did he invest in each bond? Solve using square root property
(x+8)^2=81