1.

two number are such that the . first number or is 15 time second number . if 10 is added to both the number ;the first number becomes 3 times second number . find the two number​

Answer»

let the number are

5X and X

5X + 10 3

----------- = ---

X + 10 1

= 5X + 10 = 3X + 30

5X - 3X = 30 - 10

2X = 20

X = 10

hence number are

5X and X

= 5 × 10 = 50

and

X = 1 × 10 = 10

50 , 10

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