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| Q.10 | 69 boys are standing in a line such that distance between any two consecutive boys is same. A teacher takes 20 seconds to reach from first boy to 41st boy. How much more time will he take to reach the 51th boy? | |
| Ans | 1. 10 seconds | |
| 2. 6 seconds | ||
| 3. 12 seconds | ||
| 4. 5 seconds |
Correct Ans Provided: 4
