exam Maths Puzzle Numerical Ability

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applications of quadratic equation

find two numbers whose sum is 7 and whose product is 10.

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exam Other Question

Solve the equation: x-3-sqrt of x-1=0
The answer is one of the following: A.x=1,7 B.x=2,5 C.x=5 D.x=7

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A pile of coin 15 coins contains dimes and quaters. If the value of the pile is $1.65 find the number of dimes and quaters in the pile.