Real-Life Arithmetic Sequences: Graphs and Applications

2. Sarah saves $10 in the first week, $15 in the second week, and $20 in the third week. If she continues this pattern, how much will she save in the 10th week?

• 55

• 30

• 45

• 70

3. A book club reads 2 chapters in the first week, 4 chapters in the second week, and 6 chapters in the third week. How many chapters will they read in the 8th week? Graph the number of chapters read each week.

• 20

• 16

• 12

• 10

4. A train leaves the station every 15 minutes starting at 8:00 AM. If you arrive at the station at 9:00 AM, how many trains will you see leave until 10:00 AM?

• 3

• 4

• 6

• 5

5. A factory produces 100 toys in the first hour, 120 in the second hour, and 140 in the third hour. If this pattern continues, how many toys will be produced in the 5th hour?

• 160

• 180

• 200

• 150

6. A concert ticket price starts at $50 and increases by $5 each week. What will be the price of the ticket in the 12th week? Graph the ticket prices over the weeks.

• $95

• $75

• $105

• $120

7. A runner completes 2 laps in the first hour, 4 laps in the second hour, and 6 laps in the third hour. How many laps will the runner complete in the 7th hour?

• 10

• 16

• 14

• 12

8. A savings account starts with $200 and increases by $50 each month. How much will be in the account after 12 months? Graph the growth of the savings over the year.

• $600

• $400

• $800

• $1000

9. A school has 30 students in the first grade, 35 in the second grade, and 40 in the third grade. If this pattern continues, how many students will be in the fifth grade?

• 45

• 55

• 60

• 50

10. A recipe calls for 2 cups of flour for the first batch, 4 cups for the second, and 6 cups for the third. If this pattern continues, how many cups of flour will be needed for the 10th batch?

• 25 cups

• 20 cups

• 15 cups

• 30 cups