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nevsk [136]
3 years ago
6

A ball is dropped from the top of a building. The distance, y, in meters above the ground for the ball after t seconds can be mo

deled by the equation u=-9.8t^2+100.

Mathematics
1 answer:
Harlamova29_29 [7]3 years ago
7 0
The y-intercept of the equation is 100. It means that the ball is being dipped from 100 meters. An x-intercept would be when the ball would reach the ground. I believe after 98 seconds it would reach the ground but I’m not sure.
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Alison bought 12 shares in The Toy Company when it cost $27. She is planning on selling her shares and they currently cost $39.5
Romashka-Z-Leto [24]

Answer:

46%

Step-by-step explanation:

Given :

Alison bought 12 shares in The Toy Company when it cost $27.

She is planning on selling her shares and they currently cost $39.50.

To Find: . What is the percent increase in sale price?

Solution :

Previous cost = $27

Current cost = $39.50

Increase in price = $39.50-$27=$12.5

Percent increase in sale price=\frac{\text{increase in price} }{\text{original price}} *100

=\frac{\text{12.5} }{\text{27}} *100

=0.4629 *100

=46.29

Thus Percent increase in sale price = 46%

Hence option C is correct

5 0
4 years ago
Read 2 more answers
Which of the following can be added to the number indicated on the number line above to sum to 0?
Ostrovityanka [42]
B. 7/8 
When you want to add something to a number to get zero, you negate the number and add
6 0
3 years ago
Read 2 more answers
An animal shelter had 45 animals adopted over one week. The ratio of dogs to ferrets was 5:1. The ratio of cats to dogs was 9:5.
Ira Lisetskai [31]

There are total 15 dogs, 27 cats, and 3 ferrets were adopted if the ratio of dogs to ferrets was 5:1. The ratio of cats to dogs was 9:5.

<h3>What is the ratio?</h3>

It is described as the comparison of two quantities to determine how many times one obtains the other. The proportion can be expressed as a fraction or as a sign: between two integers.

We have:

An animal shelter had 45 animals adopted over one week. The ratio of dogs to ferrets was 5:1. The ratio of cats to dogs was 9:5.

Combine ratio dogs:ferrets:cats = 5:1:9

Let's suppose the number of ferrets is x then:

5x + x + 9x = 45

15x = 45

x = 3

Ferrets x = 3

Dogs = 5x = 5(3) = 15

Cats = 9x = 9(3) = 27

Thus, there are total 15 dogs, 27 cats, and 3 ferrets were adopted if the ratio of dogs to ferrets was 5:1. The ratio of cats to dogs was 9:5.

Learn more about the ratio here:

brainly.com/question/13419413

#SPJ1

3 0
2 years ago
75.2515 rounded to the tenth place is 80 <br><br> Is this right??
Burka [1]

Answer: False

The tenth place means there will be 1 decimal.

75.2515

because they 5 is left to the 2, and 5 means we round up, the 2 becomes a 3. Therefore, it would equal 75.3

3 0
3 years ago
Read 2 more answers
Find the average rate of change, in simplest form,<br> of the function over the interval 3 ≤ x ≤ 5
gavmur [86]
The answer to your question that you’re trying to figure out is [3,5]
3 0
2 years ago
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