InterviewSolution
Saved Bookmarks
| 1. |
Find the units' digit in the expression 111.122.133.144.155.166 ? |
|
Answer» Units' digit in the given expression = Units’ digit of 11 × Units’ digit of 22 × Units’ digit of 33 × Units’ digit of 44 × Units’ digit of 55 × Units’ digit of 66 = Units’ digit of (1 × 4 × 7 × 6 × 5 × 6) = Units' digit of 5040 = 0. |
|