Solution

158615

Problem
Birthday cake Candles Back to problem
First name
Jathusha
School
Winns Primary
Country
England
Age
10

First of all, for his first birthday he will need 1 candle and for his 2nd birthday he will need 2 candles and so on. 1+2+3+4+5+6+7+8+9+10+11=66 candles.So he will need 66 candles for his life up to age 11.