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NemiM [27]
3 years ago
13

A cyclist rides her bike at a speed of 18 km/h what is the speed in meters per second? How many meters will the cyclist travel i

n 10 seconds?
Mathematics
1 answer:
Alisiya [41]3 years ago
6 0

Answer:

The speed  is:

5 meters per second

In then seconds: 50 meters

Step-by-step explanation:

1 hour = 3600 seconds

1 km = 1000 meters

18km = 18*1000 = 18000 meters

then:

18km/h = 18000m/3600sec = 5m/s

The speed is:

5 meters per second

proportions:

5 meters ⇔ 1 second

W meters ⇔ 10 seconds

W = 5*10/1

W = 50 meters

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Answer:

x-intercept is (40/7, 0) and y-intercept is (0, 5)

Step-by-step explanation:

x-intercept ==> y-coordinate is 0 ==> y=0

y-intercept ==> x-coordinate is 0 ==> x=0

because the function is 7x + 8y = 40

when y = 0 ==> 7x = 40 ==> x = 40/7

so the x-intercept is (40/7, 0)

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so the y-intercept is (0,5)

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Step-by-step explanation:

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3 years ago
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Answer:

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Step-by-step explanation:

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