Answer:
12.60
Step-by-step explanation:
To find the tip, take the amount of the bill and multiply by 30%
42 * 30%
Change to decimal form
42 * .30
12.6
Answer:
75% of college students exceed 6.63 minutes when trying to find a parking spot.
Step-by-step explanation:
We are given the following information in the question:
Mean, μ = 10 minutes
Standard Deviation, σ = 5 minutes
We are given that the distribution of time for parking is a bell shaped distribution that is a normal distribution.
Formula:

P(X < x) = 0.25
We have to find the value of x such that the probability is 0.25.
P(X < x)
Calculation the value from standard normal z table, we have,

Hence, 75% of college students exceed 6.63 minutes when trying to find a parking spot.
Answer:
No solution exists!
Step-by-step explanation:
Add 4.1 To 5.6 =9.7 That is your answer. 9.7 kilograms.
Answer:
the answer is m = 2
Step-by-step explanation:
Try using Symbolab, I use it all the time it gives the correct answer and it gives good explanations.
hope this helps