exam Maths Puzzle Numerical Ability

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1. if a flywheel is 1 m in diameter and if a belt over the wheel is rotating at the rate of 1000 m per minute, find the number of revolutions of the wheel per minute.

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exam Other Question
Divide
5x^2-x^4+3x+x^4 by x+1 (use long division) Need help with this question. Find the domain and range of the reation R= {(x,y)| y<= 2x, x and y positive integers less than 6}.