The average gas mileage for n vehicles on one car lot is 21 miles per gallon. The average gas mileage for p vehicles on another car lot is 25 miles per gallon. When the vehicles on both lotsare combined, the average gas mileage is 22.5 miles per gallon. What is the valueof ?
A.
B.
C.
D. 1
Answer:C
The average gas mileage for n vehicles on one car lot is 21 miles per gallon. The average gas mileage for p vehicles on another car lot is 25 miles per gallon. When the vehicles on both lotsare combined, the average gas mileage is 22.5 miles per gallon. What is the valueof ?
A. B. C. D. 1
Explanation: C