I NEED SOME HELP ON THIS!! Matthew drove 15 and 1/2 miles in 1/4 hour. What was Matthew´s average speed? Group of choices
A. 60 miles per hour
B. 62 miles per hour
C. 90 miles per hour
D. 124 miles per hour

Rob and amy each improved their yards by planting rose bushes and shrubs. they bought their supplies from the same store. rob spent $100 on 8 rose bushes and 5 shrubs. amy spent $112 on 8 rose bushes and 8 shrubs. what is the cost of one rose bush and the cost of one shrub? rose bush: $15,shrub: $5. rose bush: $10 , shrub: $4. rose bush: $7 , shrub: $5. rose bush: $13 , shrub: $2. pls will mark brainliest