Math, asked by sunandasambyal38, 5 months ago

a boy travels speed of 20km/hr in 1/3hr in another he travel in 50 km/hr in 1/4hr.find his total journey

Answers

Answered by Laraleorapathi

0

Step-by-step explanation:

ANSWER

Avg Speed =

25

50

+

20

40

+

15

90

50+40+90

=18 km/hr

Answered by deamon92

0

Answer:

115/2 = 19.61

Step-by-step explanation:

speed = distance/time

hence, D = SxT

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