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one upon two of certain journey is covered at the rate of 25 kilometre per hour 1 upon 4 at the rate of 30 kilometre per hour and

By Peyton

one upon two of certain journey is covered at the rate of 25 kilometre per hour 1 upon 4 at the rate of 30 kilometre per hour and the rest of 50 km what is the speed of the whole journey​

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Peyton

Example 4: A train is moving at a uniform spel
(1) How far will it travel in 20 minutes?
(ii) Find the time required to

An item is regularly priced at $40. It is on sale for 15% off the regular price. What is the sale price?

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