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lora16 [44]
4 years ago
10

Clare volunteers at a local library during the summer. Her work includes putting labels on 750 books. How many minutes will she

need to finish labeling all books is she take no breaks and labels: 10 books a minute: Minute needed 15 books a minute: Minute needed
Mathematics
1 answer:
mr Goodwill [35]4 years ago
5 0

Answer:

if clare labels 10 books per minute and takes no rest or break, she should be done by 75 minutes.

If she finishes 15 books by minute she should be done in 50 minutes.

Step-by-step explanation:

750 divided by 10 gives 75

750 divided by 15 gives 50

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Ilya [14]
6/3=2
5.5x2 =11 scale factor is 2
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4 years ago
An automobile's radiator has a capacity of fifteen quarts, and it currently contains twelve quarts of a thirty percent antifreez
Eddi Din [679]

no no no n oStep-by-step explanation:

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6 0
4 years ago
Sandy used a virtual coin toss app to show the results of flipping a coin 80 times, 800 times, and 3,000 times. Explain what mos
Oksana_A [137]

Sandy's experimental probability was exactly the same as the theoretical probability for all three experiments.

The theoretical probability of landing on orange is one fourth, and the experimental probability is 20%.

The experimental probability of selecting an orange marble is 0.33.

The experimental probability of landing on a number less than 2 is 12 over 60.

The experimental probability of landing on heads is 49%.

The theoretical probability of a fair coin landing on heads is 0.5.

<h3>How to calculate the probability?</h3>

It should be noted that a coin has a head and tail. Therefore, the probability of getting either will be:

= 1/2 = 0.5

Therefore, Sandy's experimental probability was exactly the same as the theoretical probability for all three experiments.

The statement that compares the theoretical and experimental probability of landing on orange is that the theoretical probability of landing on orange is one fourth, and the experimental probability is 20%.

The experimental probability will be:

= 4/(6+3+7+4)

= 4/20 = 1/5

Based on the given frequency, the experimental probability of selecting an orange marble will be:

= 5/(4+6+5)

= 5/15

= 0.33

The experimental probability of landing on a number less than 2 is 12 over 60.

The experimental probability of landing on heads will be:

= 98/(98 + 102)

= 98/200

= 49%

The theoretical probability of a fair coin landing on heads will be:

= 1/2 = 0.5

Flip a coin 14 times and record the frequency of each outcome gives:

Head, Tail, Head, Head, Head, Tail, Tail, Head, Tail, Tail, Tail, Tail, Head, Head. The theoretical and experimental probability are 0.5.

Learn more about probability on:

brainly.com/question/24756209

#SPJ1

4 0
2 years ago
A rectangle has a length of 72 cm and a width of 56 cm. A second rectangle has the same area as this one, but its width is 21 cm
Anastaziya [24]

Answer:

192

Step-by-step explanation:

Well if the first rectangle is 72 and 56, then we can find the area of that by multiplying length times width which would be 4032, so that would be the area of the second one. then we divide 4032 by 21, which is 192.

P.S, This is my first question answered, so if im wrong please let me know, thank you!

3 0
3 years ago
If the mean of 6 numbers is 20, and the
julsineya [31]

Answer:

2

Step-by-step explanation:

total mean is 20

so if 4 ; 18

then the remaining (6-4)=2 is

20 -18 =2

3 0
3 years ago
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