Aptitude Placement Test for Engineering Students


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?

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


ANSWER: See Answer
 
No explanation is available for this question!
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