• # question_answer Some girls are sitting in a row. M is sitting 12th from the left and N is 8th from the right. If there are four girls between M and N, how many girls are there in row? A) 20                          B) 22           C) 24                          D) 26

Number of girls in the row = Number of girls up till M + Number of girls between M and N + Number of girls including N. $=12+4+8=24$ girls