12 years from now Tanu will be twice as old as Manu. The current sum of the ages of Tanu and Manu is 57. How old is Manu right now?
42
43
15
18
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The age of a person is thrice the total ages of his 2 daughters. 0.5 decades hence, his age will be twice of the total ages of his daughters. Then what is the fathers current age?[0.5 Decades = 5 Years]