Two angles are supplementary. If the m∠A is five times the sum of the m∠B plus 7.2°, what is m∠B?

m∠B = 24°

Step-by-step explanation:

m∠A + m∠B = 180°

m∠A = 5 ( m∠B + 7.2 )

5 ( m∠B +7.2 ) + m∠B = 180

5m∠B + 36 + m∠B = 180

6m∠B = 180 - 36

6m∠B = 144

m∠B = 24°

the ratio of grapes to blueberries she should use is 12: 3

step-by-step explanation:

if mandie is making 15 cups of fruit salad, the ratio of grapes to blueberries she should use is 12: 3.