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Sums of Speed Distance and Time Part 3 | Mathematics Class 8

Three sums of speed distance and time are discussed in the video. The sums are given here.

    1. A train 150 m long passes a telegrah post in 15 seconds.
Find:
a) Speed of the train in km/hr.
b) Time taken by it to pass a plateform of 150 m long.
Watch Solution in the Video

    2. 2. A person is walking parallel to a railway track, at a speed of 5 km/hr. A train , travelling in the same direction at speed of 50 km/hr, passes him in 16 seconds.
Find the length of the train.
Watch Solution in the Video

    3. Two trains left Howra station for Chennai at different intervals. First trains left Howra station at 2 pm at a seed of 60 km/hr. Another train left Howra at 3:30 pm at a seed of 75km/hr.
At what time the second train will overtake the first train
and
at what distance from Howra it will overtake the first train.
Watch Solution in the Video

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Ratio Mathematics ICSE Tutorial Class 7

There are four videos of Ratio class 7. Few sums have also been explained with very easy steps. If there are any doubts then comment below. We will try to clear those doubts.

1. Understanding Ratio:


2. Comparing Ratio Basic and Shortcut method:

3. Compound Ratio , continued Ratio Dividing a number in a given Ratio:

4. Solution of few problem of ratio:
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