The difference between the ages of two persons is 10 years. Fifteen years ago, the elder was twice as the younger one. The present age of elder person is |
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a) |
55 years |
b) |
45 years |
c) |
35 years |
d) |
25 years |
The difference between the ages of two persons is 10 years. Fifteen years ago, the elder was twice as the younger one. The present age of elder person is |
|||||||
a) |
55 years |
b) |
45 years |
c) |
35 years |
d) |
25 years |
Let their ages be years and years respectively (younger and elder) then (age of younger)
∴ Age of elder=years.