12 = 3R
R = 4
12 + x = 2(4+x) = 8 + 2x
4 = x
12 + 4 = 16
12 years old Manik is three times as old as his brother Rahul.how old will manik be when he is twice as old as Rahul?
2 answers
Answer is 20
2 answers
1 answer
3 answers
1 answer
1 answer