on monday Sheldon brewed 1 bottle of tonic, on tuesday he brewed 4 bottles, wednesday he brewed 9 and thursday 16. How many bottles did he brew on friday? Is it 30??

I'm 10 years old
thanks

2 answers

no, it is not. How many times are you going to ask? I answered it just below.
http://www.jiskha.com/display.cgi?id=1223587501