RBI Grade B Officer (General / DEPR / DSIM) 2018 · Question 95 of 162

John travelled from his town to city. John went to city by bicycle at the speed of 25 km/h and came back at the speed of 4 km/h. If John took 5 hours and 48 min to complete his journey, what is the distance between town and city ?

AA. 15 km
BB. 22 km
CC. 20 kmCorrect
DD. 25 km
EE. None of the above

Answer: C. C. 20 km

Explanation

[C] Explanation : ⇒ Average speed of John = 2xy/x+y = 2 × 25 × 4 / 25 + 4= 200/29 km/h ⇒ Distance traveled = Speed × Time = 200/29 × 29/5 = 40 Km ⇒ Distance between city and town = 40/2 = 20 km

Source: RBI Grade B 2018 Phase-I memory-based paper with answers and solutions (BankExamsToday compilation) · memory-based

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