sah404085 sah404085

25-01-2021
Mathematics

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one number is three times of the other and their arithmetic mean is 10 find them

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ghostchuckles ghostchuckles

25-01-2021

Step-by-step explanation:

data

let the unknown numbers = x and y respectively

y is 3 × greater than x so, y = 3x

x+y/ 2 = 10

solution:

x + 3x= 10

4x=10

divide both sides by 4

x=4/10 or 2 1/2

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