MDM4UO
posted by Sonia on .
A teacher provides pizza for his class if they earn an a average on any test the proability of the class getting an A average on one of his test is 8%
What is the probability that the class will not earn a pizza for the firt seven tests?
Answer is 0.5578

Excuse me, but WHAT is the School Subject? Please identify that clearly so the right teacher reads your post! I do NOT do math!
Sra