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Maths Puzzle
Numerical Ability
Suppose you add a polynomail of degree m from a polynomial of degree n where m>n. The results is a polynomial of degree ___.
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book Other Question
x varies directly as the square of s and inversely as t. How does x change when s is doubled? When both s and t are doubled?
find the ratio of the volume of a sphere to the area of a circle with the same radius. Simplify.