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labwork [276]
3 years ago
10

A group of 30 students from your school is part of the audience for a TV game show. The total number of people in the audience i

s 130. What is the theoretical
probability of 5 students from your school being selected as contestants out of 10 possible contestant spots?
Mathematics
1 answer:
Anestetic [448]3 years ago
8 0

What is the theoretical probability of 5 students from your school being selected as contestants out of 10 possible contestant spots?

17.9%

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sertanlavr [38]

Answer:

The first answer, 3 times the square root of x squared is correct.

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3 years ago
I need this answered asap i will mark brainliest.
Harlamova29_29 [7]

I typed right on the problem set.

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Talia works 6 hours per day on Fridays and Saturdays each week. She earns $8.20 per hour
Simora [160]

<u>Question 1 </u>

Talia works 6 hours on Friday and 6 hours on Saturday. Total Work = 6+6 = 12 hours.

Hourly Rate = 8.20 dollars per hour.

Gross Pay = (Total Work) x (Hourly Rate) = 12 x 8.20 = 98.40 dollars.

Hence, option D is correct i.e. 98.40 dollars.

<u>Question 2 </u>

Mikey worked 8 hours on Wednesday, 6 hours on Thursday and 7 hours on Friday.

Total Work = 8+6+7 = 21 hours.

Gross Pay = 187.95 dollars.

Hourly Rate = (Gross pay)/(Total work) = (187.95)/21 = 8.95 dollars per hour.

Hence, option A is correct i.e. 8.95 dollars per hour.

<u>Question 3 </u>

Nina's Hourly Rate for first 40 hours = 12.25 dollars per hour.

Overtime rate for after first 40 hours = 1.5 x 12.25 = 18.375 dollars per hour.

Total work = 46 hours.

Gross Pay = (Hourly rate)x(first 40 hours) + (Overtime rate)x(Excess time after first 40 hours)

Gross pay = (12.25 x 40) + (18.375 x 6)

Gross pay = 490 + 110.25

Gross pay = 600.25 dollars.

Hence, option A is correct i.e. 600.25 dollars.

<u>Question 4 </u>

Tip amount = 15 dollars.

Meal cost = 75 dollars.

Tip percentage = (Tip amount / Meal cost) x 100

Tip percentage = (15 / 75) x 100 = 20%

Hence, option B is correct i.e. 20%

<u>Question 5 </u>

Weekly Salary = 844 dollars.

Commision Rate = 4% = 0.04

Last week Sales = 3250 dollars.

Last week commission on sales = 0.04 x 3250 = 130 dollars.

Gross pay = Weekly Salary + Commission amount.

Gross pay = 844 + 130 = 974 dollars.

Hence, option C is correct i.e. 974.00 dollars.

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3 years ago
Plz help ASAP!!!!!!!!!!<br> will mark brainliest
alekssr [168]

Answer:

X = 0.9

Step-by-step explanation:

\frac{2.7}{5.1}  =  \frac{x}{1.7}  \\   \frac{2.7 \times 1.7}{5.1}  = x \\ x = 0.9

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1. Julia's ≤ Rachel's hair

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