Jenny spends 3 hours each week practicing soccer and 5 hours each week practicing piano. Write the ratio of hours spent practicing soccer to hours spent practicing piano.

In the diagram, the measure of angle 9 is 85° which angle must also measure 85°?

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?

Evaluate the function , when d = {9, 15, 30}. r = {5, 7, 12} r = {6, 10, 15} r = {6, 10, 20} r = {5, 12, 20}