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Leya [2.2K]
2 years ago
5

Best one gets brainly :D

Mathematics
1 answer:
Inessa05 [86]2 years ago
4 0

Answer:

The first and the second equation is flipped... meaning you have to switch their places

Step-by-step explanation:

I think I did this before so good luck...

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Determine how long it will take an airplane to travel 2000 miles if it flies 200 miles per hour, 400 miles per hour, and 600 mil
AveGali [126]

I will use 'hr' to mean hour and 'hrs' to mean hours.

<u>The airplane flies:</u>

200 miles per hr

400 miles per hr

600 miles per hr

Average speed = Total distance ÷ total time

= (200 + 400 + 600)miles ÷ 3hrs = 400miles/hr

Time = Distance ÷ Average speed

= 2000miles ÷ 400miles/hr = 5hrs

7 0
3 years ago
Dequan is training for a marathon. He runs 20 miles every 4 days. What is the unit rate for Dequan?
KonstantinChe [14]

Answer:

Dequan walks 5 miles per day.

Step-by-step explanation:

So solve this problem, we just need to divide 20 miles by 4 days.

20 ÷ 4 = 5

Therefore, Dequan walks 5 miles per day.

Hope this helps! :D

5 0
3 years ago
Read 2 more answers
How much of a radioactive kind of nickel will be left after 384 years if you start with 5,472 grams and the half-life is 96 year
Elden [556K]
There will be 342 grams after 384 years
4 0
2 years ago
The owners of the pet sitting business have set aside $48 to purchase chewy toys for dogs, 2,
Contact [7]

6 chewy toys and 6 cat collars are needed to have the same amount or price at both stores.

<h3>Equation</h3>

An equation is an expression used to show the relationship between two or more angles and variables.

Let x represent the number of dogs and y represent the number of cats collars. Hence:

At Marco's market:

2x + 6y = 48 (1)

At Sonia's superstore:

4x + 4y = 48  (2)

Graphing both equations, the solution is at (6,6)

6 chewy toys and 6 cat collars are needed to have the same amount or price at both stores.

Find out more on Equation at: brainly.com/question/13763238

7 0
2 years ago
1) Is this relation a function? WHY or WHY NOT?
natta225 [31]

Answer:

yes its a function because the x side doesnt repeat itself

Step-by-step explanation:

5 0
3 years ago
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