Question

30
A motorist travelled the distance between two towns, which is 65 km, in 2 hours and
10 minutes. Find his speed in metre per minute.

A train travels 700 metres in 35 seconds. What is its speed in km h-1 ?


A racing car covered 600 km in 3 hours 20 minutes. Find its speed in metre per seconds how much distance will the car cover in 50 sec?

Rohit goes 350 km in 5 hours. Find :
(¡) his speed
(ii) the distance covered by Rohit in 6.2 hours
1) the time taken by him to cover 210 km,


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Answer 1

Answer:

Ans1. 500m/min Ans2. 72km/h Ans 3.

Step-by-step explanation:

ans 1. speed = distance /time

Ans2. same formula

Ans3. speed = distance/time

1 hour = 3600sec

3hr= 3600×3 = 10800sec

20min= 20×60 = 1200 sec

time= 10800+1200= 12000sec

speed= 600×1000/12000=50 m/sec

distance covered in 50 sec= 50×50 = 2500m

ans .4 u can do by urself champ!!!!

it's really easy...