Question

Soni has digit cards 1, 4 and 7. She makes 2-digit number using each card only once. The probability that a 2-digit number chosen at random is divisible by 2​

Answer 1

Answer:

Step-by-step explanation:

3! = Total no. of combinations

2! = Total no. of combinations that the 2-digit number is divisible by 2.

Probability = 2!/3! = 1/3