Question

Two-fifth of a number when added to one-fifth of
the same number, gives 15. Find the number.


Please tell me step wise.....​

Answer 1

Answer:

$\frac{2x}{5} + \frac{x}{5} = 15$

$\frac{3x}{5} = 15$

$x = 25$

Step-by-step explanation:

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Answer 2

Let the number be x
According to question
2x/5+1x/5=15
As the denominator is same we have
3x/5=15
3x=15x5
3x=75
X = 25
The number is 25