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sattari [20]
2 years ago
12

Proportional relationships, please answer all of the parts! And please actually answer! Thank you!

Mathematics
2 answers:
Monica [59]2 years ago
7 0
This is most likely a proportional relationship
damaskus [11]2 years ago
4 0
This is most likely a proportional relationship because DOUG regularly mows his neighbors yard
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Leena knits 10 rows in 12 minutes.
maria [59]

Answer:

It will take 30 minutes!

Hope this helps! :D

Step-by-step explanation:

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2 years ago
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Find the altitude of a cylinder with with a radius of 9 and a surface area of approximately 791.68 units2.
Vika [28.1K]

In this question , it is given that we have a cylinder with with a radius of 9 and a surface area of approximately 791.68 units square.

The formula of surface area of cylinder is

A= 2 \pi r^2 + 2 \pi r h

Substituting the values of A and r, we will get

791.68 = 2* \pi * 9^2  + 2 * \pi * 9*h
\\
791.68 = 162 \pi + 18 \pi h
\\
791.68 -162 \pi = 18 \pi h
\\
h = \frac{791.68 -162 \pi}{18 \pi}
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h =5 units

So the height of the cylinder is 5 units .


4 0
3 years ago
Create a proportion using the form %/100 = is/of = to represent the following word problem. 78% of what number is 42?
Aliun [14]

Answer:

.78 x = 42

x = 42 / .78

The number is 53.8461538462


Step-by-step explanation:


6 0
3 years ago
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Tina left for school at 8:35 a.m. and she got back home at 3:45 p.m. How long was
a_sh-v [17]

Answer:

430 minutes or 7 hours and 10 minutes

Step-by-step explanation:

From 8:35 am to 9 am is 25 minutes. There are 60 minutes in an hour and 9 am to 3 pm is 6 hours. 3:00 to 3:45 pm is an additional 45 minutes.

60 minutes x 6 hours = 360 minutes

360 + 25 + 45 = 430 minutes

3 0
2 years ago
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In a grocery store, a P250.000 case of soft drinks is labelled, "get a 20% discount" what is the discount? what is the price of
Stella [2.4K]
100%-20%=80%
discount:250*20%=50
price of soft drinks:250*80%=200
7 0
2 years ago
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