Last Updated On [03-11-2023]
At present, the ratio of the ages of Satish and Dinesh is 6 : 5 and 15 years from now the ratio will get changed to 9 : 8. The present age of Satish (in years) is
a)
40
b)
30
c)
21
d)
23
At present, the ratio of the ages of Satish and Dinesh is 6 : 5 and 15 years from now the ratio will get changed to 9 : 8. The present age of Satish (in years) is
a)
40
b)
30
c)
21
d)
23
Question ID - 53704 :-
At present, the ratio of the ages of Satish and Dinesh is 6 : 5 and 15 years from now the ratio will get changed to 9 : 8. The present age of Satish (in years) is
a)
40
b)
30
c)
21
d)
23
|
At present, the ratio of the ages of Satish and Dinesh is 6 : 5 and 15 years from now the ratio will get changed to 9 : 8. The present age of Satish (in years) is |
|||||||
|
a) |
40 |
b) |
30 |
c) |
21 |
d) |
23 |
Using concept, if the present ages of 
and 
is 
and after 
years the ratio changed to 
then 
Here 
and 
∴ Age of satish = 6
years
Next Question :
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A bomb dropped from an aeroplane explodes in air. Its total |
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|
a) |
Momentum decreases |
b) |
Kinetic increases |
c) |
Kinetic energy increases |
d) |
Kinetic energy decreases |
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