Bobby is five years old which of these could be his height

Two blends of tea are mixed to make a blend that will be sold at the fair. black tea sells for $2.20 per pound and orange pekoe tea sells for $3.00 per pound. how much of each should be used to obtain a 4lb blend selling for $2.50 per pound?

Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x

The function below show how much jayna and hannah charge for babysitting. which statement best compares the two plants?