Answer: Our required probability is 0.3162.
Step-by-step explanation:
Since we have given that
n = 60
Probability of success = 
Probability that at most 39 of these relays come from supplier A would be

Hence, our required probability is 0.3162.
Answer:
6.8127 × 10^16
Step-by-step explanation:
Hope this helps:)
Divide 3 on both sides
x=3.33
Answer:
Step-by-step explanation:



Set each factors equal to zero.


The x-int is

She’ll have to make 4 more stitches in order to get 6 good ones. Each time she creates 3 she undoes 2 which after 4 more times would leave her with 6 good stitches.