Math, asked by singhravindra956, 9 months ago

। यदि 10 वर्ष बाद A की आयु B की 10 वर्ष पहले की आयु का
- दुगुना हो तथा अब A की आयु B की आयु से 9 वर्ष अधिक हो,
तो B की वर्तमान आयु क्या हैं-​

Answers

Answered by maheshkumar06243
3

Step-by-step explanation:

let the age of A be x year

and the age of B be y year

a/c to question

(x+10)=(y-10)×2

x+10=2y-20

x-2y=-30 ........eqn 1

and again

we have

x=y-9

x-y=-9 .......eqn 2

on solving eqn 1 and 2

we find that

x=12

y=21

hence the age of B is y=21 year

Answered by rinkudhakad519
0

A. B

x+9. x. Present

x+19. x-10. 10year after

(x+19)=2(x-10)

x+19=2x-20

x=39 ans.

Similar questions