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Katarina [22]
2 years ago
10

7. The amount of time it takes an athlete to complete a Ninja warrior course is normally distributed with mean 8.25 minutes and

standard deviation 0.4 minutes.
What percent of athletes complete the course in less than 7.5 minutes?
A00304
B. 05134
01342
0.3892
Mathematics
1 answer:
otez555 [7]2 years ago
4 0
The answer is c I think
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A garden is in the shape of a square with a perimeter of 36 36 feet. The garden is surrounded by two fences. One fence is around
Vlad [161]

Answer:

$110.88

Step-by-step explanation:

Let L be the length of the first fence surrounding the garden and P its perimeter.

For a square, P = 4L,

So, L = P/4

Since P = 36 feet,

L = P/4

= 36/4

= 9 feet

Let L' be the length of the second fence. Given that second fence is 3 feet away from the first fence, it follows that L' = L + 3

= 9 + 3

= 12 feet.

So, the perimeter of the second fence is P' = 4L'

= 4 × 12 feet

= 48 feet.

So, the total length of the two fences is P" = P + P'

= 36 feet + 48 feet

= 84 feet

Since the cost of the material to build the two fences is $1.32 per foot, the total cost of the fences is cost per foot × total length of fences = $1.32 × 84 = $110.88

3 0
2 years ago
100 members of a Gym are surveyed. The results are shown below. Given the gym member chosen at random is a female, what is the p
Lina20 [59]

Answer:

\frac{17}{28}

Step-by-step explanation:

There are 56 females

There is 56 females

34 are 20+

34/56 simplfies to 17/28

8 0
3 years ago
Half of a number decreased by 27
bija089 [108]

"Half of a number decreased by 27" can be displayed as:

<u>1/2x - 27</u>

3 0
3 years ago
Uhm can i get a brain dump moment right here(btw i pick a random subject)
kolezko [41]

Answer:

liquid

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
The sales tax in Jorge's state is 7%. Jorge bought a Ford Mustang having a sales tax of $1,928.22. What was the cost of the car?
Thepotemich [5.8K]

The cost of the car is $27,546

<h3>How to calculate the cost of the car ?</h3>

The sales tax is 7%

Jorge bought a ford mustang having a sales tax of $1,928.22

Therefore the cost of the car can be calculated as follows

7/100 = 0.07

1928.22/0/07

= 27,546

Hence the cost of the car is $27,546

Read more here

brainly.com/question/13950258?referrer=searchResults

#SPJ1

4 0
1 year ago
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