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# Suppose a project with uncertain activity times has four paths shown below. The probability of completing each path in 55 days is also shown below.

Suppose a project with uncertain activity times has four paths shown below. The probability of completing each path in 55 days is also shown below. What is the probability that **all** paths are completed in 55 days?

Paths

Probability path is completed in 55 days

A-B-D-E-H-K-S-T

0.90 Probability

A-C-E-G-H-M-N

0.10 Probability

A-D-F-H-K-P-Q

0.90 Probability

A-I-J-L-N-T-Q

0.90 Probability

Choices:

0.0729%, 2.8%, 7.29% , 8.10% , ** 10%, **280% , none of the above.

Is 10% correct?