salma apni bahan se 10 varsh badi hai 4 varsh pahle Salman ki aayu Reshma ki aayu ki doguni thi Salma aur Reshma ki vartman Aayu nikaliye
Answers
Answer:
let the age of Salman be x and Reshma be y
according to question
X=y+10
x-y=10. ....i
4 years ago
Salman's age =x-4
reshmas age =y-4
again according to question
x-4=2y-8
x-2y=-4. .....ii
from i and ii
y= 14 and x= 24
Salma's age is 24 years, Reshma's age is 14 years
Step-by-step explanation:
Let x be the age ( in years ) of Salma,
∵ Salma is 10 years older than her sister Reshma,
So, the age of Reshma = (x-10) years
4 years before,
Salma's age = (x - 4) years,
Reshma's age = (x-10-4) years = (x-14) years,
According to the question,
x - 4 = 2(x-14)
x - 4 = 2x - 28
x = 2x - 28 + 4
x - 2x = -24
-x = -24
⇒ x = 24,
∵ 24 - 10 = 14,
Hence, Salma's age = 24 years, Reshma's age = 14 years
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