1. Which of the Which of the following numbers is divisible by 9?
Answer: 513
513 ÷ 9 = 57
Therefore it is divisible by 9.
2. What is the least common multiple of 2, 3 and 9?
Answer: 18
18 ÷ 2 = 9
18 ÷ 3 = 6
18 ÷ 9 = 2
Therefore 18 is the least common multiple of 2, 3, and 9.
What is the smallest number that is divisible by 3, 4 and 5?
Answer: 60
60 ÷ 3 = 20
60 ÷ 4 = 15
60 ÷ 5 = 12
Therefore 60 is the smallest number that is divisible by 3, 4, and 5
