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In a class of 30 students, A is 18th from left and B is 16th from the right. How many students are there between A and B? |
5 3 4 2 |
2 |
As B is 16th from the right, therefore, position of B from left is; 30 = Left + 16 – 1 Left = 15 Now A is 18th from left and B is 15th from left. It is clear that there are only two students between them. |
