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k0ka [10]
2 years ago
15

PLEASE HELP PLEASE HELP

Mathematics
2 answers:
xenn [34]2 years ago
8 0

Answer: 20:21

Step-by-step explanation: The Greatest Common Factor is 4, 80 divided by 4 is 20 and 84 divided by 4 is 21

Hope this helps

MaRussiya [10]2 years ago
3 0

Answer:

20:21

Step-by-step explanation:

Expressing a number or more in their simplest form simply means expressing them to their lowest terms. You can divide 80:84 with 2 or 4. To make it faster, just divide both by 4 and you'll get 20:21 which is the final answer, no other number can divide 20:21.

I hope this helps.

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1500 personnes ont participé à un sondage. Les sept vingt-cinquièmes d'entre elles ont moins de 18 ans. Combien mineurs ont été
aliya0001 [1]

Answer:

k

Step-by-step explanation:

6 0
3 years ago
What is the answer to Y = -1/2x + 2
puteri [66]

Step-by-step explanation:

first ..

subtract 2 on both sides 2-2...2-y

then you should have 1/2x =y-(-2) then divide

6 0
3 years ago
An externally imposed project completion time sets the project duration at 75 days. The critical path of the project is establis
Katen [24]

Answer:

3 days

Step-by-step explanation:

This can be seen under Schedule management (Initiating)

Project float is simply the difference between the completion period externally imposed and the estimated time duration of the project (usually this is equal to the critical path length). The difference in this case is 0 because

Externally imposed project date = 75 days

Estimated duration of project = 75 days

Hence, a difference in these will be 0

However, a standard deviation of 3 days was giving (This implies that there is a +/- 3 days in the critical path from the estimated project duration) .

Hence the maximum float in this case will be 0 + 3 = 3 days

8 0
4 years ago
A carpenter needs to cut four sections, each 3–feet 8–inches long, from a piece of molding. If the board is only sold by the foo
KIM [24]

Alright, lets get started.

The length of each section what carpenter needs to cut is 3 feet and 8 inches.

Converting 3 feet and 8 inches into feet only, we know, 12 inches = 1 feet

So, 3 feet 8 inches = 3 +\frac{8}{12} =3 +\frac{2}{3} =\frac{11}{3} feet

It means length of each section = \frac{11}{3} feet

Carpenter needs to cut 4 sections, so length of 4 sections will be = 4*\frac{11}{3}=\frac{44}{3}=14\frac{2}{3} feet

2/3 feet means 8 inches so she needs board 14 feet 8 inches

Board is only sold by the feet only so, she has to puchase 15 feet board.   :   Answer

Hope it will help :)

4 0
4 years ago
Please could someone explain how to do question 2)a) (ii)
KonstantinChe [14]

Answer:

15 kilometres

Step-by-step explanation:

Based on the wording of your question, I am assuming you already know that Paul ran 250 metres every 1 minute, and that the ratio is 250:1. To get the second part of the answer, convert metres to kilometres. 0.001*250= 0.25. Paul ran 0.25 kilometres per minute. The ratio of kilometres per minute is 0.25:1. Next, convert minutes to hours. Multiply the entire ratio by 60, as there are 60 minutes in an hour. The ratio of kilometeres per minute is 15:60, and the ratio of kilometres per hour is 15:1, meaning Paul ran 15 kilometres in one hour.

8 0
3 years ago
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