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Mastering Geometric Sequences and Common Ratios

Authored by Anthony Clark

English, Mathematics

8th Grade

CCSS covered

Mastering Geometric Sequences and Common Ratios
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A tree grows 2 feet in the first year and then grows 1.5 times its height each subsequent year. If the tree is 2 feet tall after the first year, what will its height be after the third year?

5 feet

6 feet

4.5 feet

3 feet

Tags

CCSS.HSF.BF.A.2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A bacteria culture doubles in size every hour. If there are initially 100 bacteria, how many will there be after 5 hours?

1600

4000

2400

3200

Tags

CCSS.HSF.LE.A.4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A car's value depreciates by 20% each year. If the car is worth $15,000 now, what will its value be in 3 years?

$10,000

$12,000

$5,000

$7,680

Tags

CCSS.HSF.BF.A.2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A savings account earns interest at a rate of 5% compounded annually. If you start with $1,000, how much will you have after 4 years?

1100.00

1300.00

1500.00

1215.51

Tags

CCSS.HSF.BF.A.2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A video game character earns 50 points in the first level and then earns 3 times that amount in each subsequent level. How many points will the character earn after completing the 5th level?

1000

2500

4050

1500

Tags

CCSS.HSF.BF.A.2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A population of fish in a lake is 200 and increases by a factor of 1.2 each year. What will the population be after 4 years?

300

500

350

415

Tags

CCSS.HSF-LE.A.1C

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A company produces 500 units of a product in the first month and increases production by a factor of 1.1 each month. How many units will be produced in the 6th month?

900

600

750

805

Tags

CCSS.HSF.BF.A.2

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