। 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
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
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
Business Studies,
5 months ago
English,
5 months ago
Social Sciences,
5 months ago
Science,
10 months ago
Sociology,
10 months ago
Physics,
1 year ago
English,
1 year ago