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umka21 [38]
3 years ago
15

Frodo runs a 250 meter course in 50 seconds.Gandalf runs a 300 meter course in 60 seconds. Samwise runs a 900 meter course in 18

0 seconds. Which fellow is the fastest?
Mathematics
1 answer:
Phantasy [73]3 years ago
8 0
Divide all the distances by their times, speed = distance/time.
250/50 = 5m/s 
300/60 = 5m/s
900/180 = 5m/s 
It's a trick question, as none of them ran faster than the others. 
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Tyler gathered data from 12 recent basketball games about the number of points he scored, the number of points his teammate Nola
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Answer:

Only plot B

Step-by-step explanation:

7 0
2 years ago
1. If you are asked to use elimination to solve for x", what do you need to multiply the bottom equation by to eliminate "y?
hram777 [196]

Answer:

-5

Step-by-step explanation:

There is different ways to solve methods of elimination but if you wanted to cancel y out you would multiply by the opposite sign....for example

7x + 5y = 19

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6 0
2 years ago
A movie streaming website charges an initial fee of $80, plus $4 for each movie that is streamed. How many movies must be stream
pochemuha

Answer:

80 movies must be streamed.

Step-by-step explanation:

To find the average cost, you must divide the total cost by the number of movies watched.

When you watch 1 movie, you pay the initial fee of $80 plus a $4 purchase of the film.

The equation is shown as such:

average cost = (total cost)/(number of movies)

Your total cost can be represented as 4x + 80, while the number of movies is represented as x.

You want the average to equal 5, so your equation is shown as follows:

5 = (4x+80)/x

simplifying this, we get

5 = 4 + \frac{80}{x}

which can then be simplified to

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4 0
3 years ago
If a math student Square both legs of a right triangle and the results were 441 and 400, what is the length of the hypotenuse of
kolezko [41]

Answer:

29 \\

Solution:

According to the Pythagorean Theorem, is that the square of the hypotenuse is equal to the sums of squares of the two legs in which if you take the square root of the sum you are going to get the actual length of the hypotenuse but the two legs are already squared so all you have to do now is sum them and take the square root of it.

\sqrt{441  +  400}  \\  \sqrt{841} \\ 29

7 0
3 years ago
Suppose a normal distribution has a mean of 266 and a standard deviation of
pentagon [3]

Answer:C. 0.84

Step-by-step explanation:

Just took the quiz

6 0
2 years ago
Read 2 more answers
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