Arithmetic, number systems, percentages, ratios, profit and loss, time and work, algebra, geometry, mensuration, and trigonometry.
Directions (46-50) : In each of these questions a number series is given. In each series only one number is wrong. Find out the wrong number.
21, 29, 45, 73, 125, 225, 421
225
125
29
21
421
Correct answer
21
Directions (46-50) : In each of these questions a number series is given. In each series only one number is wrong. Find out the wrong number.
160, 80, 120, 300, 1055, 4725, 25987.5
80
4725
120
160
1055
Correct answer
1055
Directions (46-50) : In each of these questions a number series is given. In each series only one number is wrong. Find out the wrong number.
11, 75, 11, 136, 87, 303, 268
136
75
11
268
303
Correct answer
268
Directions (46-50) : In each of these questions a number series is given. In each series only one number is wrong. Find out the wrong number.
128, 144, 127, 146, 123, 152, 121
128
146
144
152
123
Correct answer
128
Directions (46-50) : In each of these questions a number series is given. In each series only one number is wrong. Find out the wrong number.
12600, 1800, 300, 60, 15, 7.5, 2.5
1800
7.5
60
12600
300
Correct answer
7.5
There are two empty vessel P and Q. If equal quantity of juice is poured into both the vessel, then this process makes vessel P 3/8 th full and vessel Q 2/5 th full. Find the capacity of vessel Q is what percent of vessel P’s capacity?
90.25%
94.50%
92.75%
98.50%
93.75%
Correct answer
93.75%
Pipe A can fill 3/5 th of a tank in 9 minutes and pipe B is 50% more efficient than pipe A and pipe C is 50% less efficient than pipe B. Find in how much time all the pipe together can fill the tank?
5.45 min
6.25 min
7 min
3 min
3.75 min
Correct answer
3.75 min
Directions (53-57) : What approximate value should come in the place of question (?) mark in following questions.
[Formula above]
4
12
8
32
16
Correct answer
16
Directions (53-57) : What approximate value should come in the place of question (?) mark in following questions.
? × (20.01% of 580.01 + √196.01) = (8.99)³ + 17.01 × 3.03
6
4
2
8
12
Correct answer
6
Directions (53-57) : What approximate value should come in the place of question (?) mark in following questions.
1248.01 + ?³ = 96.01 % of 1525.01
6
5
4
10
12
Correct answer
6
Directions (53-57) : What approximate value should come in the place of question (?) mark in following questions.
[Formula above]
3
27
12
6
9
Correct answer
3
Directions (53-57) : What approximate value should come in the place of question (?) mark in following questions.
[Formula above]
4
2
5
6
3
Correct answer
5
Directions (58-60) : Read the given information carefully and answer the questions.
There are 450 people in a society and also like three (X, Y and Z) different types of foods. The ratio of total number of people who like only food X, only food Y and only food Z is 5 : 7 : 3 respectively. People who like all three foods are 50% of the people like only food Y. The sum of people who like only food Y & food Z and who like only food X & food Y is 50. People who like only food X & food Z is 30.
Find the sum of number of people who like only food Z and only food X?
178
152
146
124
160
Correct answer
160
Directions (58-60) : Read the given information carefully and answer the questions.
There are 450 people in a society and also like three (X, Y and Z) different types of foods. The ratio of total number of people who like only food X, only food Y and only food Z is 5 : 7 : 3 respectively. People who like all three foods are 50% of the people like only food Y. The sum of people who like only food Y & food Z and who like only food X & food Y is 50. People who like only food X & food Z is 30.
Find the difference between number of people who like only food Y and number of people who like only food X & food Y?
21
26
19
Can’t be determined.
None of these
Correct answer
Can’t be determined.
Directions (58-60) : Read the given information carefully and answer the questions.
There are 450 people in a society and also like three (X, Y and Z) different types of foods. The ratio of total number of people who like only food X, only food Y and only food Z is 5 : 7 : 3 respectively. People who like all three foods are 50% of the people like only food Y. The sum of people who like only food Y & food Z and who like only food X & food Y is 50. People who like only food X & food Z is 30.
If the ratio of number of people who like only food X & food Y to number of people who like only food Y & food Z is 2 : 3, then find the ratio of number of people who like food X to that of Z.
22:19
22:21
22:27
22:29
22:25
Correct answer
22:19
Directions (61-65) : The table give below shows ratio of number of employees registered for eye checkup to that of for dental checkup in four different (A, B, C and D) slots in a company.
Read the following table carefully and answer the following questions.
Note - Employees registered either eye checkup or for dental checkup.
| Time slots | Ratio of employees registered for Eye checkup to Dental checkup |
|---|---|
| A | 5:4 |
| B | 7:3 |
| C | 11:4 |
| D | 1:5 |
Q61. If total number of employees registered in slot C is 50% more than in slot B and the total number of employees registered for dental checkup in both slots are 84, then find the employees registered for Eye checkup in slot C.
132
131
143
135
121
Correct answer
132
Directions (61-65) : The table give below shows ratio of number of employees registered for eye checkup to that of for dental checkup in four different (A, B, C and D) slots in a company.
Read the following table carefully and answer the following questions.
Note - Employees registered either eye checkup or for dental checkup.
| Time slots | Ratio of employees registered for Eye checkup to Dental checkup |
|---|---|
| A | 5:4 |
| B | 7:3 |
| C | 11:4 |
| D | 1:5 |
Q62. If total number of employees registered for eye checkup in slots A & D is 29 and the sum of number of employees registered for dental checkup in same slots is 40, then find the difference between total number of employees in slot A and D.
29
40
36
45
21
Correct answer
21
Directions (61-65) : The table give below shows ratio of number of employees registered for eye checkup to that of for dental checkup in four different (A, B, C and D) slots in a company.
Read the following table carefully and answer the following questions.
Note - Employees registered either eye checkup or for dental checkup.
| Time slots | Ratio of employees registered for Eye checkup to Dental checkup |
|---|---|
| A | 5:4 |
| B | 7:3 |
| C | 11:4 |
| D | 1:5 |
Q63. The number of employees registered for eye checkup in slot C is 110 and number of employees registered for dental checkup in slot D is 50. Find the ratio of total number of employees registered in slots C to slot D.
2:1
5:2
1:5
6:7
2:5
Correct answer
5:2
Directions (61-65) : The table give below shows ratio of number of employees registered for eye checkup to that of for dental checkup in four different (A, B, C and D) slots in a company.
Read the following table carefully and answer the following questions.
Note - Employees registered either eye checkup or for dental checkup.
| Time slots | Ratio of employees registered for Eye checkup to Dental checkup |
|---|---|
| A | 5:4 |
| B | 7:3 |
| C | 11:4 |
| D | 1:5 |
Q64. If total number of employees in the company is 880 and [Formula above] of total employees registered in slot B, then find the difference between employees registered for dental checkup and for eye check in slot B.
60
90
30
32
36
Correct answer
32
Directions (61-65) : The table give below shows ratio of number of employees registered for eye checkup to that of for dental checkup in four different (A, B, C and D) slots in a company.
Read the following table carefully and answer the following questions.
Note - Employees registered either eye checkup or for dental checkup.
| Time slots | Ratio of employees registered for Eye checkup to Dental checkup |
|---|---|
| A | 5:4 |
| B | 7:3 |
| C | 11:4 |
| D | 1:5 |
Q65. Find the number of employees registered for dental checkup is what percentage more than number of employees registered for eye checkup in slot D.
100%
200%
300%
500%
400%
Correct answer
400%
Solving previous year questions by topic helps identify recurring concepts, question patterns, and frequently asked sub-topics. Attempt each question, review the step-by-step explanation, and note down key formulas or facts for quick revision before the exam.