4 Cindy can finish 4 puzzles in 3 hours if it takes her 45 minutes to do each one.
Could you show the problem? I am also bad at math but showing the whole problem might give you the right answer
Answer:
1/243.
Step-by-step explanation:
Assuming that the chance of absence of each teacher is 1/3 the answer is
(1/3)^5
= 1/243.
I think the answer is 4x^2 (x+6)