Time and Distance - Quantitative Aptitude (MCQ) questions for Q. 28552

Q.  A boy increases his speed to 9/5 times of his original speed. By this he reaches his school 30 minutes before the usual time. How much time does he takes usually?
- Published on 15 Mar 17

a. 70.50 min
b. 54 min
c. 66.67 min
d. 67.50 min

ANSWER: 67.50 min
 
speed distance and time

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