Answer:
20
Step-by-step explanation:
Answer:
z-score = 4.43,
It is a Good day
Step-by-step explanation:
The provided information is:
Mean = $28,286.28
Standard deviation = $1,500
Let x be the sell of department store on Tuesday.
Then, x = $34,924.62
The z-score is define as:
Thus, the Tuesday's z-score is 4.43. So this is usually good day.
15/4 simplifies to 3 1/2 and 17/5 simplifies to 3 2/5 so 15/4 is greater
Ok this is easy so since the formula for a cylinder is pie(r to the 2nd power) times h it’s like this——-
3.14(5 to the 2nd power) 0.25
3.14(25)0.25
78.5(0.25)
=19.625