Question

3. Shweta is twice as old as her daughter. In 6 years, she will be 6 times as old as her daughter was 11 years ago. How old is each now? the same distance

11th - 12th Class

Maths

Solution

113

4.0 (1 ratings)

let the present age of Shweta=x years let the present age of daughter=y years A.T.Q. ( x=2 y-cdots-(1) ) ( x+6=6(y-11) ) ( x+6=6 y-66 ) ( x-6 y=-66-6 ) ( x-6 y=-72-cdots-(2) ) putting the value of ( x ) in the eq.(2) from eq.(1), ( 2 y-6 y=-72 ) ( -4 y=-72 ) ( y=(-72) div(-4) ) ( y=18 ) putting the value of y in eq.(1) ( x=2(18) ) ( x=36 ) The present age of Shweta=36years The present age of daughter=18years