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Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?

How many solutions does the nonlinear system of equations graphed below have?

At 6 1/2 cents per pound of string beans how much does 7 pounds cost