Solution

158583

Problem / game
Birthday cake Candles Back to problem
First name
India&Tamsin
School
Carmel College
Country
New Zealand
Age
12

Tamsin and I worked this problem out on a white board and we just did
1+2+3+4+5+6+7+8+9+10+11=66.

For the second one we couldn't do it,because we dint know the time.