1.

Radha is 40 years old and sindhu is 4 years old. In how many years will radha be twice as old as sindhu

Answer»

Let the answer is X..so
4+x= 2(40+x)
or, 4+x= 80+2x
or, x= 76
so, in 76 years Radha will be twice as OLD as SINDHU...and then her age would be 80.



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