Angelo has two-piece long wood to be used in making a table. One measures 20 feet, while the other one measures 30 feet. He wants to cut them in such a way that all the pieces are equal, with the longest possible length. What is the length of wood he can cut?


1. What is asked in the problem?

a. The number of tables Angelo can make.

b. The length of wood he can cut.

c. The number of pieces of wood Angelo has.

d. The equal number of tables.


2. How will you solve the problem?

a. by finding the GCF of 15 and 30

b. by finding the GCF of 10 and 30

c. by finding the GCF of 20 and 30

d. by finding the GCF of 30 and 25


3. Which is the answer to the problem?

a. 10 ft b. 5 ft c. 15 ft d. 20 ft


4. How many equal pieces of woods were cut by Angelo?

a. 2 b. 3 c. 4 d. 5


5. Liza collects stamps. She can arrange her stamps either 9 or 12 to a page without any left over. What is the smallest number of stamps for Liza to do this?

a. 18 b. 24 c. 36 d. 48


6. What is the smallest number divisible by 2, 3 and 4?

a. 24 b. 16 c. 12 d. 36


7. Find the largest number which can be use to divide 24 and 40 exactly without any remainder.

a. 4 b. 6 c. 7 d. 8


8. AJ and Zoren can bike around OCES Covered court for 10 minutes and 15 minutes respectively. If they start at the same time and go in the same direction, after how many minutes will they be together again at the starting point?

a. 5 b. 30 c. 10 d. 150


9. Mika visits the library every 2 days. Jade visits it once every 3 days and Jane once every 4 days. They all meet one day in the library. After how many days will they meet again in the library?

a. 12 b. 24 c. 6 d. 8


10. Two pieces of ribbon measures 24 cm and 40 cm. Cheska wants to cut them into strips of the same length. What is the longest possible length of one strip?

a. 6 cm b. 8 cm c. 10 cm d. 12 cm