Question

Assertion (A): The number 5ⁿ cannot end with the digit 0, where n is a natural number.

Reason (R): A number ends with 0, if its prime factorization contains both 2 and 5.

Options

• Both assertion (A) and reason (R) are true and reason (R) is the correct explanation of assertion (A).

• Both assertion (A) and reason (R) are true and reason (R) is not the correct explanation of assertion (A).

• Assertion (A) is true but reason (R) is false.

• Assertion (A) is false but reason (R) is true.

Answer 1

Both assertion (A) and reason (R) are true and reason (R) is the correct explanation of assertion (A).