Question 1: List the first 10 multiples of 3.

Answer: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30

Question 2: Calculate the 7th multiple of 5.

Answer: 35

Question 3: What is the 4th multiple of 7?

Answer: 28

Question 4: Identify the first 10 multiples of 8.

Answer: 8, 16, 24, 32, 40, 48, 56, 64, 72, 80

Question 5: List the first 10 multiples of 4.

Answer: 4, 8, 12, 16, 20, 24, 28, 32, 36, 40

Question 6: Calculate the 9th multiple of 6.

Answer: 54

Question 7: A bridge segment is built every 9 meters. How many meters long is the 10th segment?

Answer: 90 meters

Question 8: A machine produces items in batches of 12. How many items are produced in the 8th batch?

Answer: 96 items

Question 9: A construction crane lifts objects every 15 meters in height. After 6 lifts, what is the total height lifted?

Answer: 90 meters

Question 10: Construct a triangle on the grid with sides that are multiples of 5, each being the 3rd, 4th, and 5th multiples of different numbers. Label the sides clearly.

Answer: Sides of 15, 20, 25 units (for example)

Question 11: Plot the graph of y=2x for x values from 1 to 10.

Answer: Points: (1,2), (2,4), (3,6), (4,8), (5,10), (6,12), (7,14), (8,16), (9,18), (10,20)

Question 12: A factory produces 20 units every 3 hours. How many units will it produce after 15 hours?

Answer: 100 units

Question 13: Identify the common mistake in calculating the first 10 multiples of 9: 9, 18, 27, 36, 45, 54, 63, 72, 81, 90. Suggest the correction.

Answer: Incorrect: The 10th multiple is 90, which is correct. Common mistake is miscounting or skipping a multiple; correction involves listing multiples carefully.