exam Maths Puzzle Numerical Ability

Kelly has 24 dimes and quarters worth $3.60. How many quarters does she have?

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exam Other Question

Find the values of A and B if,

A/z+2 + B/2z-3= 5z-11/2z^2+z-6 solve the system of equation using the addition (elimination method. 2x - 7y + 3
-4x + 14y = -9