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Ray Of Light [21]
3 years ago
11

Ellie and Justin are 22 miles apart from each other on a path. Ellie walks at a constant speed of 4 miles per hour, Justin walks

at a constant speed of 1.5 miles per hour. How long does it take until Ellie and Justin meet?
Mathematics
2 answers:
Bas_tet [7]3 years ago
7 0

Ellie: s = 4 m/h

Justin: s = 1.5m/h

D = r • t

D is distance apart

r is rate/speed

t is time

r = 4 + 1.5 = 5.5 mph

d = 22m

Find t?

22 = 4•t

22/4 = t

t = 5.5 h

It will take 5.5 hours to meet up.

OLga [1]3 years ago
3 0

It would take 55 hours until Ellie and Justin meet. This is found in the equation y=55h aka y=55x.

Answer: y=55h

Credit to: @Hayley67

live, live, live

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3 years ago
What ratio is proportional to 18/21
Doss [256]

Answer:

There are many.

Step-by-step explanation:

When you say proportional, you are looking for a ratio that is equivalent to the ratio given. In your case, there are many so you might need to be more specific. But still, we can help you figure it out.

An easy way to do this would be to scale it down to its simplest form and then move upwards. To find proportional ratios, just multiply denominator and the denominator with the same factor.

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That is your ratio in its simplest form. Now we can scale up, I'll show you how to do one completely:

\dfrac{6}{7} x \dfrac{2}{2} = \dfrac{12}{14}

That's the same ratio scaled up by a factor of 2.

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\dfrac{6}{7} x \dfrac{3}{3} = \dfrac{18}{21}

That's the ratio given

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\dfrac{6}{7} x \dfrac{4}{4} = \dfrac{24}{28}

Scaled up by a factor of 4

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Scaled up by a factor of 5.

The list goes on and on.


3 0
2 years ago
Huilan's age is two times thomas's age. the sum of their ages is 84. what is thomas's age?
igomit [66]
H is 2t
h + t = 84
2t + t = 84
3t =84
t = 28
Thomas is 28 and huilan is 56
3 0
3 years ago
Try and answer these multiple questions again and I will try to give you brainiest. Good Luck!
IrinaK [193]

Answer: 9: c  , 10: a ,11 :d  12: a

Step-by-step explanation:

6 0
2 years ago
Read 2 more answers
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