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sergij07 [2.7K]
4 years ago
15

The distance Train A travels is represented by d=70t,where d is the distance in kilometers and t is the time in hours.The distan

ce Train B travels at various times is shown in the table.What is the unit rate of each train? Which train is going faster
Table

Time (hours) Distance(km)
2 150
4 300
5 375
Mathematics
2 answers:
lana [24]4 years ago
7 0
Train B is faster because if u multiply 70*2 is 140 70*4 is 280 70*5 is 350 so train B
Ket [755]4 years ago
4 0

Answer:

Train B is going faster

Step-by-step explanation:

The distance Train A travels is represented by d=70t

where d is the distance in kilometers and t is the time in hours

The speed of train A is 70 kilometer per hour

To find speed of train B use the table

find out slope

\frac{y_2-y_1}{x_2-x_1} =\frac{300-150}{4-2} =75

The speed of train B is 75 km per hour

The speed of the train B is more

Train B is going faster

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Can somebody solve this please?
11111nata11111 [884]

Answer:

220

Step-by-step explanation:

Now, I'm not sure if 220 is correct, but I'll explain my reasoning.

We know three angles of a triangle add up to 180 degrees.

So, the smaller triangle has 70 degrees and <em>a</em><em> </em>and <em>b</em><em> </em>variables. By virtue, <em>a</em><em> </em>+ <em>b</em><em> </em>+ 70 = 180.

So, <em>a</em><em> </em><em>+</em> <em>b</em><em> </em>= 110.

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So, <em>c</em><em> </em>+ <em>d</em> + 70 = 180.

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110 + 110 =

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I hope this helps!

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