Kate's model is correct because 10 times the value of 4 rods, 10(4(10)), is 400. Mel's model represents 4(1)=4, which is incorrect. Kate's model represents 4*100=400, which is correct.
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Answer:
Step-by-step explanation:
12.80+3.42= 16.22
16.22-9.70= 6.52 that's your answer
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.
Answer:
$22 for popcorn and $8 for pretzels together it would be $30
Step-by-step explanation:
Answer:
I think its C
Step-by-step explanation:
I could be wrong