exam Maths Puzzle Numerical Ability

the sum of the square of 2 consecutive odd positive integers is 209. find the integers.

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exam Other Question

A half is a third of it. What is it? Please Help.
SQRT /63 - 2/28 + 5/7

i cant make a sqrt sign. the 63, 28 and 7 are all under the square root sign.

THanks.