Ranking Test Problems with Explanation

¤ Varaka ranks 16th from the top and 49th from the bottom of class. How many students are there in class?

 A) 65 B) 64 C) 66 D) Can not be determined E) None of these

Ans: B.

Hint: Clearly, number of students in the class = (15+1+48) = 64

¤ Rajiv ranks 17th from the top and 28^th  from the bottom of class. How many students are there in class?

 A) 36 B) 37 C) 34 D) 35 E) None of these

Ans: C.

Hint: Clearly, number of students in the class = (6+1+27) = 34.

¤ If Kiran finds that he is 12th from the right in a line of boys and 4th from the left, how many boys are added to the line such that there are 28 boys in a line?

 A) 13 B) 12 C) 20 D) 14 E) None of these

Ans: A.

Hint: Clearly, number of students in the line = (11+1+3) = 15.

Number of boys added = 28 - 15 = 13.

¤ Kiran ranked 16th from the top and 29th from the bottom between those who passed an examination. 6 students did not participate in the competition and 5 failed in it. How many students were there in a class?

 A) 44 B) 40 C) 55 D) 50 E) None of these

Ans: C.

Hint: Number of boys who passed = (15+1+28) = 44.

Total number of boys in the class = 44+6+5 = 55.

 ¤ Radhika ranks 12th in a class of 46. What is her rank from the last?

 A) 34 B) 33 C) 37 D) 35 E) None of these

Ans: D.

Hint: Number of students behind Radhika in a rank = (46-12) = 34. So Radhika is 35^th from the last.

 ¤ In a class of 60, where girls are twice of boys, Kiran ranked s17th from the top. If there are Nine girls ahead of Kiran, how many boys are after Kiran in rank?

A) 7 B) 3 C) 23 D) 12 E) None of these

Ans: D.

¤ In a row of 10 boys, when Rama was shifted by two places towards the left, Rama became 7th from the left end. What was Rama earlier position from the right end of the row?

 A) Second B) First C) Sixth D) Fourth E) None of these

Ans: A.