CT 7: LCM & HCF – I

1.What is the LCM of 2/3,7/9,14/15?

2. What is the HCF of 4/5,8/15,2/35?

3. What is the least common multiple of 4/12, 5/16 and 8/20?

4. Find the highest common factor of 4060 and 18705. 

5. The LCM of 3/8,5/16 and 7/2 is:

6. The L.C.M. of 2/4,5/6,10/8 is:

7. HCF of 3/4, 15/16 and 18/5 is:

8. L.C.M. of 3⁷, 3¹², 3¹⁷ is -

9. The HCF of 1/2,3/4,5/6 and 7/8 is:

10. Calculate the HCF of 12/5, 14/15 and 16/17.