Question

A bus travels 54 km in 90 minutes. The speed of the bus is ________ .
(a) 0.6 m/s
(b) 10 m/s
(c) 5.4 m/s
(d) 3.6 m/s


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Answer 1

Answer:

given, distance= 54 km and time= 90 min

we know that, speed= distance (D)/time (T)

so firstly we will change the unit

1 km= 1000m so,

54 km= 54*1000 m

= 54000 m and,

1 min= 60 seconds so,

90 min= 90*60 seconds

= 5400 seconds

now, speed= D/T

= 54000 m/5400 sec

= 10 m/s

Explanation:

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