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Chebet left town P at 7.00 am and travelled to town R, a distance of 320 km via town Q.

Chebet left town P at 7.00 am and travelled to town R, a distance of 320 km via town Q. She took two hours to travel from town P to town Q at an average speed of 85 km/h. After a 45 minute rest she continued with the journey at an average speed of 75km/h. At what time did she arrive at town R?

A. 11.45 am
B. 11.00 am
C. 9.45 am
D. 9.00 am

Answers

The correct answer is [A]

- Departure time 7: 00 a.m
- Distance from P to R = 320 km
- Time from P to Q = 2 hours
- Distance from P to Q
= S x T
= 85 x 2 = 170 km
-Distance from Q to R
= 320 – 170
= 150 km

Wilfykil answered the question on July 31, 2019 at 09:22

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