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Aptitude · Q422

Speed Time And Distance

Competitive Exams · Aptitude · question 422

Q422

Two-thirds of a certain distance was covered at the speed of 45 km/h, one-fourth at the speed of 60 km/h and the rest at the speed of 75 km/h. Find the average speed per hour for the whole journey. (correct to 2 decimal places)

A.
51.25 km/h
B.
45.75 km/h
C.
58.25 km/h
D.
49.77 km/h
Answer

Answer: Option D

Solution

Answer: Option D
Solution:
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