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Rates and Averages

Authored by Anthony Clark

Mathematics

9th Grade

CCSS covered

Rates and Averages
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15 questions

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1.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Two trains leave at the same time in opposite directions. The CheeChee Train is traveling at 200 feet/second while the ChewChew Train is traveling at 350 feet/second. How many seconds will elapse before the trains are 165000 feet apart?

Answer explanation

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Tags

CCSS.7.EE.B.4A

2.

FILL IN THE BLANK QUESTION

1 min • 1 pt

A total of $16,000 was invested at annual interest rates of 4% and 7%. If the return was $940, how much was invested in the 4% account?

Answer explanation

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Tags

CCSS.8.EE.C.8C

3.

FILL IN THE BLANK QUESTION

1 min • 1 pt

A total of $16,000 was invested at annual interest rates of 4% and 7%. If the return was $940, how much was invested in the 7% account?

Answer explanation

Media Image

Tags

CCSS.8.EE.C.8C

4.

FILL IN THE BLANK QUESTION

1 min • 1 pt

A total of $9,000 was invested at annual interest rates of 3% and 4%. If the return was $350, how much was invested in the 3% account?

Answer explanation

Media Image

Tags

CCSS.8.EE.C.8C

5.

FILL IN THE BLANK QUESTION

1 min • 1 pt

A total of $9,000 was invested at annual interest rates of 3% and 4%. If the return was $350, how much was invested in the 4% account?

Answer explanation

Media Image

Tags

CCSS.8.EE.C.8C

6.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Mr. Geering takes his jetpack for a spin at a speed of 120 mph. 3 hours later, Ms. Morreale puts her Josh Allen jetpack on and cruises at 170 mph. How long before Ms. Morreale catches up to Mr. Geering? Enter just the number.

Answer explanation

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Tags

CCSS.8.EE.C.7B

7.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Professor Plum invested a sum of money into an account with a 7% return and a second sum that was $1200 less than the first with a 4% return. The annual return is $865 from both investments. How much was invested in the 4% account?

Answer explanation

Media Image

Tags

CCSS.8.EE.C.8C

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