Question 1: Arrange the following numbers in ascending order: 45, 23, 67, 12.

Answer: 12, 23, 45, 67

Question 2: What is the smallest positive integer greater than 30 that comes after 29?

Answer: 30

Question 3: Calculate: 15 + 28.

Answer: 43

Question 4: Identify the error in ordering: 58, 45, 60, 55. Correct the sequence.

Answer: The sequence should be 45, 55, 58, 60.

Question 5: Plot the points representing the numbers 10, 25, 40 in increasing order on the number line.

Answer: Students draw points at 10, 25, 40

Question 6: Construct a triangle with sides 7 cm, 10 cm, and 12 cm. Which side is the longest?

Answer: 12 cm

Question 7: Order these heights from shortest to tallest: 55 cm, 50 cm, 60 cm.

Answer: 50 cm, 55 cm, 60 cm

Question 8: If a store has 75 items in stock and receives a shipment of 20 more, how many items are now in stock?

Answer: 95

Question 9: A runner completes laps around a track. If each lap is 400 meters and she runs 6 laps, what is the total distance covered?

Answer: 2400

Question 10: Order the following temperatures from coldest to warmest: 15°C, 22°C, 10°C, 18°C.

Answer: 10°C, 15°C, 18°C, 22°C

Question 11: Identify and correct the mistake: 5, 10, 15, 20, 18.

Answer: The sequence should be 5, 10, 15, 18, 20.

Question 12: Calculate: 9 + 16 + 25.

Answer: 50