Average - Quantitative Aptitude (MCQ) questions for Q. 28184

Q.  In a race, average speed of total 75 bikes is 35km/hr. The average speed of red bikes is 55 km/hr. If average speed of green bikes is 30km/hr, then how many green bikes are there?
- Published on 07 Jul 17

a. 70
b. 60
c. 45
d. 50

ANSWER: 60
 
average

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