| Q.21 | Choose the correct statement from the following. | |
| Ans | 1. HCF of two or more numbers is the highest number which perfectly divides all the given numbers. | |
| 2. HCF is the least common multiple of the given numbers. | ||
| 3. HCF is also called the least common divisor. | ||
| 4. In prime factorisation method of HCF, the multiples of all the given numbers are listed. |
Correct Ans Provided: 1