Question

Number of 4digt words that has product inwhose units place 1,3,7,9

Answer 1

Answer:

Step-by-step explanation:

Let's divide 158 by 4, the remainder is 2. Hence the last digit will be 9. Therefore, unit's digit of (7925 X 3158) is unit's digit of product of digit at unit's place of 7925 and 3158 = 3 * 9 = 27. Hence option 1 is the answer.