Answer:
In which one? What is nth?
Step-by-step explanation:
3 1/2
2 1/4+ 1 1/4 = 3 2/4
or 3 1/2
A 2:4
B 4:6:12
C 0.6:2.4
Distance from school to shop is 12 km
Answer:
0.726 is the probability that the project will be completed in 33 days or less.
Step-by-step explanation:
We are given the following information in the question:
Mean, μ = 30 days
Variance = 25 days
Standard Deviation,

We assume that the distribution of path length is a bell shaped distribution that is a normal distribution.
Formula:

P(completed in 33 days or less)
Calculation the value from standard normal z table, we have,

0.726 is the probability that the project will be completed in 33 days or less.