exam Maths Puzzle Numerical Ability

A 12% discount on Walrus tent saved Melanie $75. What was the original price of the tent?

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exam Other Question

Lynn Ogen invested some money at 9% interest and $100 less than that at 7% interest. Her total annual interest was $73. How much did she invest at 7% interest? Graph each quadratic function and state its domain and range.

h(x)= -3x^2