P travels for 6 hours at the rate of 5 km/ hour and for 3 hours at the rate of 6 km / hour. The average speed of the journey in km/hour is
P travels for 6 hours at the rate of 5 km/ hour and for 3 hours at the rate of 6 km / hour. The average speed of the journey in km/hour is 1). $3\frac{1}{5}$ 2). $5\frac{1}{3}$ 3). $1\frac{2}{9}$ 4). $2\frac{2}{5}$
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3 answers
Answered by
Guest on
2018-01-20 02:30:56 | Votes
1 |
#
it from previous year ssc papers, $5\frac{1}{3}$ is the right answer
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Answered by
Guest on
2018-02-04 06:16:43 | Votes
1 |
#
Total distance
= 5 × 6 + 3 × 6
= 30 + 18 = 48 km
Total time = 9 hours
$ Required\ average\ speed=\frac{sum\ of\ total\ distance}{total\ time}$
=$\frac{48}{9}=\frac{16}{3}=5\frac{1}{3}$
Answered by
Guest on
2018-04-17 19:22:40 | Votes
1 |
#
This answer is right
Total distance = 5 × 6 + 3 × 6 = 30 + 18 = 48 km Total time = 9 hours Average speed
= $5\frac{1}{3}$