Answer: 0.8
Step-by-step explanation:
Let's assume that 5 puzzles were solved in 5mins. That is, 1min for each puzzle to be solved.
From our assumption, our sample size will be 5.
The probability that a subject will solve more than 1 puzzle will be number of occurrence from 2 to 5 which is 4.
This gives: 4/5 = 0.8 to one decimal place.
Answer: 2.9025
Step-by-step explanation:
0.75 x 387/100
= 2.9025
32.96, to get this answer, you have the divide 890 by 27
I answered the last post, the third option is correct
