exam Maths Puzzle Numerical Ability

Kim weighs 72 kg and eddie weighs 60 kg . Kime is sitting 2 m from fulcrum of a seesaw . How far from kim should eddie sit to balance the seesaw?

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exam Other Question

35. Not involving y in expression of ( [1/y3) + y2]

(****Please note the first y is to the power of 3 and the second y is to the power of 2****)

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3x4-5 when x=5