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Lera25 [3.4K]
1 year ago
6

Consider the formula Distance = speed*time or D = st. Suppose you work 20 miles from your home.

Mathematics
1 answer:
Yuki888 [10]1 year ago
3 0

The time taken to get to work from home with a speed of 30mph will be 40 minutes, 40mph in 30 minutes, and 50mph in 24 minutes.

<h3>What is velocity?</h3>

Velocity is the rate of distance covered per time. Velocity could be average or instantaneous.

Average velocity can be given as;

Average velocity = total distance / total time taken

Units of velocity are given by ⇒ meter/second

As per the given,

Time = distance/speed

Distance = 20 miles

With a speed of 30 mph

Time = 20/30 = 2/3 hour or 40 minutes

With a speed of 40 mph

Time = 20/40 = 1/2 hour or 30 minutes

With a speed of 50 mph

Time = 20/50 = 2/5 hour or 24 minutes

Hence "The time taken to get to work from home with a speed of 30mph will be 40 minutes, 40mph in 30 minutes, and 50mph in 24 minutes".

To learn more about velocity,

brainly.com/question/18084516

#SPJ1

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Convert 27.0 meter per second to kilometer per hour<br><br> Note: i need this ASAP plzz
DedPeter [7]

Answer:

97.2

Step-by-step explanation:

multiply the speed value by 3.6

8 0
3 years ago
Which of these numbers is a common factor of 54 and 81? 54 = 2 x 3 x 3 x 3 81 = 3 x 3 x 3 x 3 A) 2 B) 6 C) 9 D) 18
stealth61 [152]

Answer:

C) 9

Step-by-step explanation:

54 = 2 x 3 x 3 x 3

81 = 3 x 3 x 3 x 3

common factor of 54 and 81 = 3 x 3 = 9

Answer: 9

6 0
3 years ago
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A is a prorportional three dimensional model of an object
klio [65]
Scale factor mark brainliest plz
5 0
3 years ago
Pleasee help.If anyone know 12th grade math...Please help any kind hearted ones out there​
Sidana [21]

Answer:

m>7 = 142°

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3 0
2 years ago
My question is
Eduardwww [97]
So 2 gallons every 5 minutes
2/5= .4
so .4 a minute
and you already have 5 gallons in so those need to be added
m=minutes
y=0.4m + 5 will be what you want to find out if you are looking to find out how much will be there in a certain time
for 50 minutes you will have
y=0.4(50) +5 
20+5
25 gallons
HOWEVER, the equation has to be changed if you want to tell how long you have to wait for it to fill.
m=2.5(g-5)
m=minutes
g= gallons
you subtract 5 because they are already there
you multiply by 2.5 because it fills at a rate of 1 gallon every 2.5 minutes.
m=2.5(1500-5)
for the sake of it being easier i will do the -5 separately
2.5(1500 = 3750
2.5(-5= -12.5
3750-12.5
3737.5 minutes to fill the pool.
3720/60 = 62
17.5/60 = .292
62.292 hours to fill the pool.
p.s. you have a really slow hose.
Its good you didn't wait for it to fill, you would have died from lack of water before then if you just sat and waited. 

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3 0
3 years ago
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