Arithmetic Sequences: Real-Life Patterns for 5th Graders

1. Sarah is saving money for a new bike. She saves $5 in the first week, $10 in the second week, and $15 in the third week. If she continues this pattern, how much will she save in the 5th week?

• 20

• 25

• 15

• 30

2. A gardener plants 3 rows of flowers. Each row has 4 flowers. If he adds 2 more flowers to each row every week, how many flowers will he have after 4 weeks?

• 28

• 32

• 36

• 20

3. Tom is collecting baseball cards. He starts with 10 cards and buys 5 more cards each month. Write a variable expression to represent the total number of cards he will have after 'm' months.

• 15 + 5m

• 10 - 5m

• 10 + 5m

• 10 + m

4. A train leaves the station every 15 minutes. If the first train leaves at 8:00 AM, what time will the 10th train leave?

• 10:15 AM

• 10:30 AM

• 10:00 AM

• 9:45 AM

5. Lisa reads 2 pages of her book on the first day, 4 pages on the second day, and 6 pages on the third day. If she continues this pattern, how many pages will she read on the 7th day?

• 14

• 10

• 12

• 16

6. A factory produces 100 toys in the first week, 150 toys in the second week, and 200 toys in the third week. If this pattern continues, how many toys will be produced in the 6th week?

• 400

• 250

• 350

• 300

7. In a school, each class has 20 students. If there are 5 classes and each class gains 2 new students every month, how many students will there be in total after 3 months?

• 140

• 120

• 100

• 130

8. A book series has 5 books. If each book has 100 pages and the number of pages increases by 10 pages for each subsequent book, how many pages are in the 4th book?

• 120

• 130

• 140

• 150

9. A runner completes 1 lap on the first day, 2 laps on the second day, and 3 laps on the third day. If this pattern continues, how many laps will he complete on the 10th day?

• 5

• 15

• 10

• 20

10. A movie theater has 50 seats. If 5 more seats are added every month, how many seats will there be after 6 months?

• 90

• 70

• 100

• 80