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Brums [2.3K]
3 years ago
11

Can i get help on 15-20 please

Mathematics
2 answers:
Bess [88]3 years ago
3 0

Answer:

5

Step-by-step explanation:

zalisa [80]3 years ago
3 0

Answer:

1: 1/25  2: 11/40  3: 87/50  4: 0.08

5: 0.009%  6: 10%  7: 0.8%  

8: 2.20%  9: 7.5 miles 10: 48

11: 300  12: 200  13: 60%

14: 40%  15: $200  16: 6

17: 0.20/dollar  18: 4 pints

19: $28.70  20: 16.7% increase

Step-by-step explanation:

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jeyben [28]
She need 35.5 week to buy this video games system
4 0
3 years ago
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Alonzo takes 12 minutes to run 6 times around a 400-meter track. Assuming he runs at a constant speed, how long does he take to
snow_lady [41]

Answer:

5 minutes to run 1 kilometer

Step-by-step explanation:

Alonzo takes 12 minutes to run 6 times around a 400-meter track.

6 times around a 400 m track

400 * 6 = 2400 meters

It take 12 minutes to run 2400 meters

2400 meters = 2400/1000 = 2.4km

distance = 2.4 km  and time = 12 minutes

Now we find our constant speed

Distance = speed * time

2.4 = speed * 12

divide by 12 on both sides

speed = 0.2

so speed is 0.2 km per minute

Now we find out time when distance = 1km

Distance = speed * time

1 = 0.2 * t

divide by 0.2 on both sides

5 = t

So it take 5 minutes to run 1 kilometer

3 0
3 years ago
Round each number to the<br> nearest 10 and 100.<br> 444 <br> 372<br> 847<br><br> Help please
ollegr [7]

Answer:

444 = 400

372 = 400

847 = 900

4 0
2 years ago
Read 2 more answers
What is the percentage of 12(1.33)?
Alexus [3.1K]
9.022556390 is 12/ 1.33
8 0
3 years ago
Different problem same topic please help
BlackZzzverrR [31]

Answer:

see below

Step-by-step explanation:

y = 5x - 31

y = mx + b

where m = slope

slope of a parallel line = 5

slope of a perpendicular line = - 1/5

7 0
2 years ago
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