Reasoning Machine Input Output Questions for Banking Exams | Set-1
To crack Banking & Insurance exams you need to ace “Machine Input Output Questions” in Reasoning Ability section. Preparation Tips to solve Machine Input Output Questions.
Reasoning Machine Input Output Questions for Banking Exams
Machine Input Output Questions for Banking Exams 2025
Logical Reasoning question on Machine Input Output. If you are preparing for upcoming Banking & Insurance Exams like IBPS PO/Clerk, SBI PO/Clerk, IBPS RRB PO/Clerk, RBI Assistant, LIC AAO, and others, you will come across a topic on Machine Input Output Questions in the Reasoning Ability Section. These Machine Input Output questions evaluate a candidate’s ability to decode patterns, logical sequencing, and systematic processing of data.
In this article, we will provide Reasoning Machine Input Output Questions with Solutions. These Input Output Questions are important for banking and insurance exams. You can attempt these questions & boost your preparation for your examination.
What Are Machine Input Output Questions in the Reasoning Section?
Reasoning Machine Input Output Questions are a type of logical reasoning problem where a sequence of words, numbers, or symbols is processed through a series of steps or operations. The candidate is required to analyze the given input and the corresponding output after each step to identify the underlying pattern or rule. These questions simulate a “machine” that processes data in a specific manner, and the goal is to predict the final output or intermediate steps based on the given input.
Reasoning Machine Input Output Questions | Set-1
In reasoning section one of the most scoring sections is Machine Input Output. Reasoning Machine Input Output Questions is a major topic asked in many of the banking exams (Mostly in Mains Exams). You can expect a set of 4-5 questions from this topic. This machine input output questions can be quite easy to attempt and prove to be scoring if you have practice of all types of machine input output questions. Below you can practice with “Reasoning Machine Input Output” questions for your banking exam preparation–
Directions: (1-5) Study the following information carefully to answer the given questions:
A word and number arrangement machine when given an input line of words and numbers rearranges them following a particular rule. The following is an illustration of input and rearrangement.
INPUT—2738 5628 9325 2645 8516 7524 STEP I- 2378 2568 2359 2456 1568 2457
STEP II- 1568 2359 2378 2456 2457 2568
STEP III- 56 35 37 45 45 56
STEP IV- 11 8 10 9 9 11 Step IV is the last step of the rearrangement. As per the rules followed in the above steps, find out in each of the following questions the appropriate steps for the given input.
INPUT— 3846 9213 8273 7341 5218 3285 6925 4758
1. What is the multiplication of the number which is 4th from the left in step III and the number which is 3rd from the right in last step?
A. 350
B. 256
C. 333
D. 385
E. None of these
Show Correct Answers
Correct Answer –D. 385
Explanation:-
In the given Input-Output question the logic is—
For step I- All the digits of the given numbers are arranged in ascending order within the numbers.
For Step II- All the numbers obtained in step I are arranged in ascending order from the left end.
For Step III- First and last digits of the numbers are omitted.
For step IV- The digits of the numbers obtained in step III are added. INPUT— 3846 9213 8273 7341 5218 3285 6925 4758
STEP I- 3468 1239 2378 1347 1258 2358 2569 4578
STEP II- 1239 1258 1347 2358 2378 2569 3468 4578
STEP III- 23 25 34 35 37 56 46 57
STEP IV- 5 7 7 8 10 11 10 12
2. What is the sum of all digits of the number which is 4th from the right in step II?
A. 45
B. 20
C. 25
D. 32
E. None of these
Show Correct Answers
Correct Answer –B. 20
Explanation:-
In the given Input-Output question the logic is—
For step I- All the digits of the given numbers are arranged in ascending order within the numbers.
For Step II- All the numbers obtained in step I are arranged in ascending order from the left end.
For Step III- First and last digits of the numbers are omitted.
For step IV- The digits of the numbers obtained in step III are added. INPUT— 3846 9213 8273 7341 5218 3285 6925 4758
STEP I- 3468 1239 2378 1347 1258 2358 2569 4578
STEP II- 1239 1258 1347 2358 2378 2569 3468 4578
STEP III- 23 25 34 35 37 56 46 57
STEP IV- 5 7 7 8 10 11 10 12
3. What will the addition of the numbers which is second, fourth, sixth and eight from the left end in step IV?
A. 32
B. 23
C. 38
D. 40
E. None of these
Show Correct Answers
Correct Answer –C. 38
Explanation:-
In the given Input-Output question the logic is—
For step I- All the digits of the given numbers are arranged in ascending order within the numbers.
For Step II- All the numbers obtained in step I are arranged in ascending order from the left end.
For Step III- First and last digits of the numbers are omitted.
For step IV- The digits of the numbers obtained in step III are added. INPUT— 3846 9213 8273 7341 5218 3285 6925 4758
STEP I- 3468 1239 2378 1347 1258 2358 2569 4578
STEP II- 1239 1258 1347 2358 2378 2569 3468 4578
STEP III- 23 25 34 35 37 56 46 57
STEP IV- 5 7 7 8 10 11 10 12
4. Which of the following would be the difference of the numbers which is 2nd from left end in step I and forth from right end in Step II?
A. 1138
B. 1287
C. 1139
D. 2125
E. None of these
Show Correct Answers
Correct Answer –C. 1139
Explanation:-
In the given Input-Output question the logic is—
For step I- All the digits of the given numbers are arranged in ascending order within the numbers.
For Step II- All the numbers obtained in step I are arranged in ascending order from the left end.
For Step III- First and last digits of the numbers are omitted.
For step IV- The digits of the numbers obtained in step III are added. INPUT— 3846 9213 8273 7341 5218 3285 6925 4758
STEP I- 3468 1239 2378 1347 1258 2358 2569 4578
STEP II- 1239 1258 1347 2358 2378 2569 3468 4578
STEP III- 23 25 34 35 37 56 46 57
STEP IV- 5 7 7 8 10 11 10 12
5. Which of the following number will be 3rd to the left of 7th from the left end in step III?
A. 34
B. 37
C. 25
D. 35
E. None of these
Show Correct Answers
Correct Answer –D. 35
Explanation:-In the given Input-Output question the logic is—
For step I- All the digits of the given numbers are arranged in ascending order within the numbers.
For Step II- All the numbers obtained in step I are arranged in ascending order from the left end.
For Step III- First and last digits of the numbers are omitted.
For step IV- The digits of the numbers obtained in step III are added.
INPUT— 3846 9213 8273 7341 5218 3285 6925 4758
STEP I- 3468 1239 2378 1347 1258 2358 2569 4578
STEP II- 1239 1258 1347 2358 2378 2569 3468 4578
STEP III- 23 25 34 35 37 56 46 57
STEP IV- 5 7 7 8 10 11 10 12
Reasoning Topic-Wise Questions Sets 2025
At Let’s Study Together (LST) we understand our students’ requirements and keeping it in mind, The LST Team created a Very special “Reasoning Topic-wise Booster Tests 2025” to crack upcoming Banking and Insurance Exams. These tests are available on our Exam Preparation Mobile App/Web named “Ixammr”. These questions are made by our experts after carefully examining previous years’ question papers. If you prepare this thoroughly, you can very easily crack the Banking Exams.
Directions:(6-10)Study the following information carefully to answer the given questions.
A word and number arrangement machine when given an input line of words and numbers rearranges them following a particular rule in each step. The following is an illustration of input and rearrangement.
INPUT— 4553 3344 6677 2281 4246 5622 1190
STEP I- 17 14 26 13 16 15 11
STEP II- 48 15 32 8 35 24 0
STEP III- 24 12 10 16 16 12 0
STEP IV- 12 3 1 35 35 3 0
STEP V- 0 1 3 3 12 35 35
Step V is the last step of the rearrangement. As per the rules followed in the above steps, find out in each of the following questions the appropriate steps for the given input. Input for the questions is as follows: INPUT— 4986 5413 1295 3451 2348 5344 7213
6. How many steps are needed to get the output?
A. Ten
B. Six
C. Five
D. Eight
E. Sevan
Show Correct Answers
Correct Answer –C. Five
Explanation:-
Logic: In step I add all the digits with in the number of the given input.
In step II the difference of the square of the larger digit and the square of the smaller digit within the number is taken.
In step III sum of all the digits within the numbers is multiplied by 2.
In step IV again difference of the square of the larger digit and the square of the smaller digit within the number is taken.
In the last step arrange the numbers in increasing order.
7. What is the difference between the sum of all the even numbers in step 2 and the sum of all the odd numbers in step 3 of the given input?
A. 96
B. 111
C. 120
D. 99
E. 84
Show Correct Answers
Correct Answer –C. 120
Explanation:-
Logic: In step I add all the digits with in the number of the given input.
In step II the difference of the square of the larger digit and the square of the smaller digit within the number is taken.
In step III sum of all the digits within the numbers is multiplied by 2.
In step IV again difference of the square of the larger digit and the square of the smaller digit within the number is taken.
In the last step arrange the numbers in increasing order.
8. In which of the following step ’24 16 24 16’ is found in the same order of the given input?
A. Step I
B. Step II
C. Step III
D. Step IV
E. Step V
Show Correct Answers
Correct Answer –C. Step III
Explanation:-
Logic: In step I add all the digits with in the number of the given input.
In step II the difference of the square of the larger digit and the square of the smaller digit within the number is taken.
In step III sum of all the digits within the numbers is multiplied by 2.
In step IV again difference of the square of the larger digit and the square of the smaller digit within the number is taken.
In the last step arrange the numbers in increasing order.
9. Which of the following number is third to the right of the second number from the left end in step V?
A. 8
B. 48
C. 35
D. 3
E. 10
Show Correct Answers
Correct Answer –C. 35
Explanation:-
Logic: In step I add all the digits with in the number of the given input.
In step II the difference of the square of the larger digit and the square of the smaller digit within the number is taken.
In step III sum of all the digits within the numbers is multiplied by 2.
In step IV again difference of the square of the larger digit and the square of the smaller digit within the number is taken.
In the last step arrange the numbers in increasing order.
10. If we add one to all the even numbers and subtract one from all the odd numbers in step II, then how many numbers will be divisible by 7?
A. One
B. Two
C. Three
D. None
E. More than three
Show Correct Answers
Correct Answer –B. Two
Explanation:-
Logic: In step I add all the digits with in the number of the given input.
In step II the difference of the square of the larger digit and the square of the smaller digit within the number is taken.
In step III sum of all the digits within the numbers is multiplied by 2.
In step IV again difference of the square of the larger digit and the square of the smaller digit within the number is taken.
In the last step arrange the numbers in increasing order.
Machine Input Output Questions are a scoring yet challenging part of banking and insurance exams. By understanding right pattern types, practicing systematically & regularly, and avoiding common mistake, candidates can boost their reasoning preparation and scores significantly. Key Features of Machine Input Output Questions:
Input Sequence: A set of words, numbers, or symbols is provided as input.
Processing Steps: The input undergoes a series of operations or rearrangements.
Output Sequence: The final or intermediate output is generated after applying the operations.
Pattern Identification: Candidates must identify the rule or logic governing the transformations.
These questions are designed to test a candidate’s ability to:
Analyze patterns and sequences.
Apply logical rules to solve problems.
Predict outcomes based on given inputs
In today banking and insurance exams, Machine Input Output Questions topic in Reasoning Ability section is a blend of logic, patience, and strategy. Regular practice of these questions, coupled with smart techniques, can transform this challenging topic into a scoring forte. Candidates must focus on accuracy first, and then speed, and soon this section will become your ally in cracking banking and insurance exams!
