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Finding Speed Rate

Authored by Anthony Clark

Mathematics

6th Grade

CCSS covered

Finding Speed Rate
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17 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

A climber is scaling a rock face. Two hours after starting his climb, he is at an altitude of 400 feet. After six hours, he is at an altitude of 700 feet. What is his average rate of change?

200 ft/hr

150 ft/hr

300 ft/hr

75 ft/hr

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

A balloon was 10 feet off the ground when it was the child who was holding it let it go. 5 seconds after that, the balloon was 20 feet off the ground. What was the balloon's rate of ascent?

10 feet per second

5 feet per second

2 feet per second

6 feet per second

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

A rocket is one mile above the earth 30 seconds after launch and five miles above the earth 2.5 minutes after launch. What is the rocket's rate of change in miles per second?

0.03 mi/sec

1.80 mi/sec

0.23 mi/sec

0.15 mi/sec

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

A chef weighed 145 lbs in 1986 and weighed 190 lbs in 2007. What was this chef's rate of change in weight?

2.14 lbs/year

11 lbs/year

4.1 lbs/year

0.24 lbs/year

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Michael started a savings account. 4 weeks after starting this account, he had $300 dollars in it, and after 9 weeks, he had $400. What was the rate of change of money in his savings account over this time?

$20/week

$140/week

$50/week

$7.69/week

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is the correct equation to find rate of change?

m=(y2-y1)/(x2-x1)

m=(x2-x1)/(y2-y1)

m=(y2-x2)/(y1-x1)

m=(y2+y1)/(x2+x1)

Tags

CCSS.HSF-LE.A.1B

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

True or False: "Slope" is just another word for rate of change. We tend to use this word when graphing the relationship between two quantities.

True

False

Tags

CCSS.8.EE.B.5

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