emm1501 emm1501

11-06-2016
Mathematics

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Two numbers are in a ratio of 1:4 and their sum is 50. What is the smaller number?

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taskmasters taskmasters

11-06-2016

Let us assume the common ratio to be = x
Then
(1 * x) + (4 * x) = 50
x + 4x = 50
5x = 50
x = 50/5
= 10
So from the above deduction, we get the common ratio to be equal to 10
Then
The smallest number = 1 * x
= 1 * 10
= 10

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