Asked by Sushma more
Pawan is twice as old as ruby .
3years ago he was 3 times as old as ruby .how old is pawan now
3years ago he was 3 times as old as ruby .how old is pawan now
Answers
Answered by
Reiny
Ruby now ---- x
Pawan now --- 2x
3 years ago:
Ruby --- x-3
Pawan -- 2x-3
2x-3 = 3(x-3)
carry on
Pawan now --- 2x
3 years ago:
Ruby --- x-3
Pawan -- 2x-3
2x-3 = 3(x-3)
carry on
Answered by
Anjali dhanvantri
2x-3= 3(x-3)
2x-3=3x-9
2x-3x= -9+3
-x= -6
Subtraction sign will cancel.
Therefore, x=6 remains.
Ruby age = x = 6 years.
And pawan age = 2x = 2×6 = 12years
2x-3=3x-9
2x-3x= -9+3
-x= -6
Subtraction sign will cancel.
Therefore, x=6 remains.
Ruby age = x = 6 years.
And pawan age = 2x = 2×6 = 12years
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