exam Maths Puzzle Numerical Ability

Use the quadratic formula to solve each equation.
x^2=-5/4x+3/2

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exam Other Question

The percent of increase is 16%. If the new number is 522, find the original number. Write a system of eguationsthat could be used to solve this problem:The math club sold 200 raffle tickets for a total of $110 at $0.50 for students and $0.75 for adults.