exam Maths Puzzle Numerical Ability

Using the data set 17, 25, 30, 27, 16, 19, 35, 42, 18, 20, 19, 13, what value corresponds to the 43rd percentile?

a) 17 b) 19 c) 21 d) 23 e) NOT

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exam Other Question

add and express in simplest form

3y
over
y^2+5y+4
plus
2y
over
Y^2-1 Three consecutive even integers are such that the square of the third is 76 more than the square of the second. Find the three integers.

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