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Katen [24]
3 years ago
6

Mrs. Hicks can grade 25 quick checks in 20 minutes. Ms. Place can grade 36 quick checks in 30 minutes. Which teacher is working

at a faster rate? How do you know?
Mathematics
2 answers:
Svetach [21]3 years ago
7 0
Ughhhhhh 0.83 I think
alisha [4.7K]3 years ago
6 0

Answer:

Ms place is working at a faster rate because Mr.Hicks is doing 0.8 per minute while Ms.Place is doing 0.83 per minute.

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Help it’s for my final most of my grade
Cloud [144]
-11.3 so the answer is B
4 0
2 years ago
an urn contains twenty chips, numbered 1 through 20. two are drawn at random simultaneously (without replacement). what is the p
ElenaW [278]

The probability of the numbers on the two chips differing by more than two are 0.805.

<h3>What is probability? </h3>

The study of numerical representations of the possibility of an event occurring or a proposition being true is known as probability. A probability is a number between 0 and 1, where 0 denotes impossibility and 1 denotes certainty.

Given that,

Urn is composed of twenty chips, numbered one through twenty.

Two are drawn at random simultaneously.

The probability that the numbers on the two chips deviate by greater than two.

Probability = 20 x 20 - 20

Probability = 400 – 20

Probability = 380 total possible outcomes for 20 outcomes.

In the first and last rows, we can also observe that there are 20-3 = 17 choices with a difference greater than 2.

In the second and next-to-last rows, there are 20-4 =16 possibilities for a difference greater than 2.

As a result, the total is 2(17) + 2(16) + 2(15) = 306

Probability = Favorable outcomes/Total number of outcomes

Probability = 306/380

Probability = 153/190

Probability = 0.805

The probability of the values on the two chips varying by more than two is 0.805.

To know more about probability, visit:

brainly.com/question/11234923

#SPJ4

6 0
7 months ago
The ground temperature at Brigham Airport is 17 °C. The temperature decreases by 4.9 °C for every increase of 1 kilometer above
SSSSS [86.1K]

Answer:

should be -7.5

Step-by-step explanation:

4.9×5=24.5

17-24.5=-7.5

8 0
2 years ago
A new car is purchased for $17,000 the value of the car depreciates at 12.25% per year what will the value of the car be to the
STatiana [176]
In 14 years it will cost $10,088
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3 years ago
What is 3 divided by 1/6?
Alex777 [14]

Answer:

18

Step-by-step explanation:

8 0
2 years ago
Read 2 more answers
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