+229 tamika goes on a run every morning in the summer to stay in shape for soccer in the fall. she runs 2.5 miles in 20. minutes. what is her average speed in miles per hour?
A. 8mph
B.7.5mph
C.7mph
D.5.5mph
+37146 We want miles per hour or miles/hr
20 minutes = 1/3 hour
2.5 miles /(1/3 hour) = 7.5 miles/hr
+37146 We want miles per hour or miles/hr
20 minutes = 1/3 hour
2.5 miles /(1/3 hour) = 7.5 miles/hr
