• # question_answer In a row of girls facing North, Reena is 10th to the left of Pallavi, who is 21st from the right end. If Malini, who is 17th from the left end, is fourth to the right of Reena, how many girls are there in the row? A) 37     B)                   41 C) 43   D)                                49 E) None of these

Explanation: [c] Pallavi is 21st from right and Reena is 10th to the left of Pallavi. So, Reena is 31st from right. Malini is 4th to the right of Reena. So, Malini is 27th from the right. Also, Malini is 17th from the left. Therefore number of girls in the row$=\left( 26+1+16 \right)=43$.