IPMPrepIn a row of 57 children, Ravi is 19th from the left and Mohan is 20th from the right. How many children sit between them?
Solution
Mohan is 38th from the left.
Between = 38 − 19 − 1 = 18.
Answer: (D) 18
Logical Reasoning and Data Interpretation · Arrangements and puzzles
Ranking and Order: IPMAT practice questions
24 questions. Each is marked with the exam level it suits. Answer, then open the step-by-step solution.
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In a row, A is 12th from the left and B is 16th from the right. When they swap places, A becomes 23rd from the left. How many people are in the row?
Solution
After swapping, A is in B's old seat: 23rd from the left and 16th from the right.
Total = 23 + 16 − 1 = 38.
Answer: (D) 38
In a row of 48 boys, Arun is 15th from the left. If he moves 4 places to the left, what is his new position from the right end?
Solution
New position from the left = 15 − 4 = 11.
From the right = 48 − 11 + 1 = 38.
Answer: (A) 38
In a row, A is 9th from the left and B is 25th from the right. When they swap places, A becomes 12th from the left. How many people are in the row?
Solution
After swapping, A is in B's old seat: 12th from the left and 25th from the right.
Total = 12 + 25 − 1 = 36.
Answer: (D) 36
In a class, Neha is 22nd from the top and 31st from the bottom among the students who passed. 6 students failed and 1 was absent. How many students are there in the class?
Solution
Students who passed = 22 + 31 − 1 = 52.
Class strength = 52 + 6 + 1 = 59.
Answer: (C) 59
In a queue, there are 11 people in front of Sita and 9 people behind Gita. If there are 3 people between Sita and Gita and Sita is ahead of Gita, how many people are in the queue?
Solution
Sita is 12th from the front; Gita is 10th from the back.
Total = 12 + 3 + 10 = 25.
Answer: (B) 25
In a row of students, Asha is 27th from the left and 36th from the right. How many students are in the row?
Solution
Total = 27 + 36 − 1 = 62.
Answer: (A) 62
In a class, Neha is 22nd from the top and 29th from the bottom among the students who passed. 7 students failed and 4 were absent. How many students are there in the class?
Solution
Students who passed = 22 + 29 − 1 = 50.
Class strength = 50 + 7 + 4 = 61.
Answer: (D) 61
In a class, Neha is 16th from the top and 15th from the bottom among the students who passed. 8 students failed and 4 were absent. How many students are there in the class?
Solution
Students who passed = 16 + 15 − 1 = 30.
Class strength = 30 + 8 + 4 = 42.
Answer: (C) 42
In a row of 34 children, Ravi is 15th from the left and Mohan is 15th from the right. How many children sit between them?
Solution
Mohan is 20th from the left.
Between = 20 − 15 − 1 = 4.
Answer: (A) 4
There are 21 students in a row. What is the position of the student in the middle, counted from either end?
Solution
The middle position = (21 + 1)/2 = 11.
Answer: (C) 11
In a queue, there are 8 people in front of Sita and 10 people behind Gita. If there are 6 people between Sita and Gita and Sita is ahead of Gita, how many people are in the queue?
Solution
Sita is 9th from the front; Gita is 11th from the back.
Total = 9 + 6 + 11 = 26.
Answer: (D) 26
In a row of 24 students, A is 17th from the left and B is 23rd from the right, and A is to the right of B. How many students are between A and B?
Solution
B is 2nd from the left, which is before A (17th).
Between = 17 − 2 − 1 = 14.
Answer: (B) 14
In a row of 23 students, A is 11th from the left and B is 16th from the right, and A is to the right of B. How many students are between A and B?
Solution
B is 8th from the left, which is before A (11th).
Between = 11 − 8 − 1 = 2.
Answer: (A) 2
There are 45 students in a row. What is the position of the student in the middle, counted from either end?
Solution
The middle position = (45 + 1)/2 = 23.
Answer: (C) 23
In a queue, there are 4 people in front of Sita and 8 people behind Gita. If there are 9 people between Sita and Gita and Sita is ahead of Gita, how many people are in the queue?
Solution
Sita is 5th from the front; Gita is 9th from the back.
Total = 5 + 9 + 9 = 23.
Answer: (C) 23
In a row of 33 boys, Arun is 17th from the left. If he moves 3 places to the left, what is his new position from the right end?
Solution
New position from the left = 17 − 3 = 14.
From the right = 33 − 14 + 1 = 20.
Answer: (D) 20
In a row of students, Lata is 50th from the left and 12th from the right. How many students are in the row?
Solution
Total = 50 + 12 − 1 = 61.
Answer: (C) 61
There are 31 students in a row. What is the position of the student in the middle, counted from either end?
Solution
The middle position = (31 + 1)/2 = 16.
Answer: (C) 16
In a row of 32 students, A is 25th from the left and B is 22nd from the right, and A is to the right of B. How many students are between A and B?
Solution
B is 11th from the left, which is before A (25th).
Between = 25 − 11 − 1 = 13.
Answer: (B) 13
In a row, A is 10th from the left and B is 20th from the right. When they swap places, A becomes 17th from the left. How many people are in the row?
Solution
After swapping, A is in B's old seat: 17th from the left and 20th from the right.
Total = 17 + 20 − 1 = 36.
Answer: (A) 36
In a row of 39 boys, Arun is 11th from the left. If he moves 4 places to the right, what is his new position from the right end?
Solution
New position from the left = 11 + 4 = 15.
From the right = 39 − 15 + 1 = 25.
Answer: (D) 25
In a row of students, Rahul is 13th from the left and 52nd from the right. How many students are in the row?
Solution
Total = 13 + 52 − 1 = 64.
Answer: (A) 64
In a row of 57 children, Ravi is 17th from the left and Mohan is 8th from the right. How many children sit between them?
Solution
Mohan is 50th from the left.
Between = 50 − 17 − 1 = 32.
Answer: (D) 32
These are original practice questions written by Target Campus in the pattern, syllabus and difficulty of IPMAT Indore, IPMAT Rohtak, JIPMAT, NPAT and SET. They are not previous-year papers.