Answer:
0.0064 is the probability that Isaac will find his first defective can among the first 50 cans.
Step-by-step explanation:
W are given the following in the question:
Probability of defective can =

We have to find the probability that Isaac will find his first defective can among the first 50 cans.
Then the number of adults follows a geometric distribution, where the probability of success on each trial is p, then the probability that the kth trial (out of k trials) is the first success is

We have to evaluate:

0.0064 is the probability that Isaac will find his first defective can among the first 50 cans.
Answer:
Simply substract 0.39 from 0.54 = 0.15
Therefore the carpenter is left with 0.5 metre of wood.
Answer:
118.99
Step-by-step explanation: 15% off so you're only gonna pay 85% of 139.99. so 139.99 times 85% is 118.99