The difference between the present age of ram and shyam is 10 years, 15 years ago the age of ram was twice that of ram was twice that of shyam. Find the present age of shyam :
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The present age of shyam is 25 years.
The present age of ram is 35 years.
Let age of ram be x Shyam be yAtqX-y=10. ____115 years agoX-15 =(y-15)2X-15= 2y-30X=2y-15. ___2Putting 2 in 1(2y-15)-y=102y^2-15y+10=0Now you can solve it by discriminant or splitting the midlle term..Hope u can do it..
The present age of ram is 35 years.
Let age of ram be x Shyam be yAtqX-y=10. ____115 years agoX-15 =(y-15)2X-15= 2y-30X=2y-15. ___2Putting 2 in 1(2y-15)-y=102y^2-15y+10=0Now you can solve it by discriminant or splitting the midlle term..Hope u can do it..
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Let age of ram be x
Shyam be y
Atq
X-y=10. ____1
15 years ago
X-15 =(y-15)2
X-15= 2y-30
X=2y-15. ___2
Putting 2 in 1
(2y-15)-y=10
2y^2-15y+10=0
Now you can solve it by discriminant or splitting the midlle term..
Hope u can do it..
Shyam be y
Atq
X-y=10. ____1
15 years ago
X-15 =(y-15)2
X-15= 2y-30
X=2y-15. ___2
Putting 2 in 1
(2y-15)-y=10
2y^2-15y+10=0
Now you can solve it by discriminant or splitting the midlle term..
Hope u can do it..
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