exam Maths Puzzle Numerical Ability

Rational Expressions

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7 + [1/(x - 5)]

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exam Other Question

A varies directly as the sum of two quantities 'B'and 'c' .B in turn varies directly as X and C varies inversly as X.When X =1or 2,A=3.find the value of a when X=4 write an equation for the circle that satifies each set of conditions.
center (-1,-5), radius of