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Maths Puzzle
Numerical Ability
4b-5b-7b-7b
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exam Other Question
I know the answer to the maths question below is x = 3 but I have forgotten the method to calculate it. Can you help me?
9 - x divided by 2x - 3 = 2
The volume of a cylinder is 49pi. Find the radius and height of the cylinder. The radius is 3 times the height. How do i find the radius and height of the cylinder using pi times r^2 times height