Percentage Questions for RBI Grade B with Answer Key & Explanation

Have you mastered the concepts of percentage and want to attempt RBI Grade B level questions to assess your preparation? You have come to the right place.

Below, we have given percentage questions that you can attempt. Here’s how you can attempt these:

• Set a timer for 20 minutes and hit start whenever you’re ready.
• Attempt questions within the given time limit.
• Once you’re done or the time elapses, refer to the given answer key.
• Analyze your result and take the next step as suggested in this article.

RBI Grade B Percentage Practice Questions

Here are 20 practice questions that you can attempt:

Instruction: Given below are two quantities named I & II. Based on the given information, you have to determine the relation between the two quantities.

Question 1) Quantity 1: ‘x’: Out of the three given numbers, the first number is twice the second and thrice the third. If the average of the three numbers is 154, the difference between the first and the third number is x.

[A] Quantity 1 > Quantity 2

[B] Quantity 1 < Quantity 2

[C] Quantity 1 ≥ Quantity 2

[D] Quantity 1 ≤ Quantity 2

[E] Quantity 1 = Quantity 2 or No Relation

Question 2) An agent sells goods of value of Rs. 15000. The commission which he receives is 12 ½% , is what amount? 

[A] Rs. 1875 

[B] Rs. 2125 

[C] Rs. 2000 

[D] Rs. 2700 

[E] None of these

Question 3) A man loses 20% of his money. After spending 25% of the remainder, he has Rs. 480 left? What is the amount of money he originally had?

[A] Rs. 600

[B] Rs. 720    

[C] Rs. 750

[D] Rs. 840

[E] None of these

Question 4) If 50% of (x-y)=30% of (x+y), then what percent of x is y?

[A] 20%

[B] 25%   

[C] 30%

[D] 40%   

[E] None of these

Question 5)  Which is the greatest number?

Question 6) Samar spends 52% of his monthly salary on household expenditure and 23% on miscellaneous expenditure. If he is left with Rs. 4500, what is his monthly salary?

[A] Rs. 16000

[B] Rs. 17500

[C] Rs. 17000

[D] Rs. 18500

[E] None of these

Question 7)

Instruction: Given below are two quantities named I & II. Based on the given information, you have to determine the relation between the two quantities.

Quantity I → Value of a number that is 25% more than a number which is 75 less than  225.

Quantity II→ Value of a number that is 87% less than a number that is 25% more than 1200.

[A] Quantity I > Quan ty II 

[B] Quantity I < Quan ty II 

[C] Quantity I ³ Quan ty II 

[D] Quantity I = Quan ty II 

[E] No relation

Question 8)

Instruction: In the given pie chart, in a Drama TV Series there are two types of viewers, Local and foreign viewers. The graph shows the percentage-wise breakup of these viewers in a given year. 

There are 4 quarters in a year and the graph shows the information for three quarters.

In the IVth quarter number of local viewers is 33 * 13/14 % more than the number of local viewers in the IInd quarter then find the difference between the number of foreign viewers in Ist and IInd quarters together and the number of local viewers in the IVth quarter.

[A] 28 lakh

[B] 25 lakh

[C] 20 lakh

[D] 15 lakh

[E] 12 lakh

Question 9) An article is sold at a discount of 20% on the marked price. In order to gain 60% on the marked price how much more percent of the discounted price it should be sold? 

[A] 75% 

[B] 25% 

[C] 65% 

[D] 200% 

[E] None of these

Question 10) The population of a town was 48600. It increased by 25% in the first year and decreased by 8% in the second year. What will be the population of the town at the end of 2 years?

[A] 65610

[B] 55580

[C] 60750

[D] 64850

[E] None of these

Question 11) In an election between two candidates, one got 52% of the total valid votes. 25% of the total votes were invalid. The total number of votes were 8400. How many valid votes did the other person get?

[A]  3276   

[B]  3196   

[C] 3024

[D] Cannot be determined  

[E] None of these

Question 12) Sixty-five percent of a number is 21 less than four-fifth of that number. What is the number?

[A]  100  

[B]  120

[C]  140

[D]  160 

[E]  180

Question 13) A, B, and C invested in a business in the ratio of 3:2:5 respectively. If A earns 100% more profit than B and C earns 40% more profit than B, then what is the share of B in the profit?

[A] Rs. 2420

[B] Rs. 1560

[C] Rs. 1135

[D] Cannot be determined  

[E] None of these

Question 14)  In 2009, the food production was 5.5 million tonnes, and in 2010, the production was 4.4 million tonnes. Find out the percentage decrease of produced food crops in these two years?

[A] 18

[B] 20   

[C] 16

[D] 22   

[E] None of these

Question 15) A man spends 75% of his income. His income has increased by 20% and he has increased his expenditure by 10%. His savings is increased by:

[A]   10%

[B]   25%

[C]   27%

[D]   50%   

[E]   None of these

Question 16)

Instruction: Given below are two quantities named I & II. Based on the given information, you have to determine the relation between the two quantities.

Quantity 1: ‘x’: If the perimeter of a circle is increased by 5% than x% will be the effect on its area?

Quantity 2: ‘y’: If the perimeter of a circle is increased by 10% than y% will be the effect on its area?

[A] Quantity 1 > Quantity 2

[B] Quantity 2 < Quantity 2

[C] Quantity 1 ≥ Quantity 2    

[D] Quantity 1 ≤ Quantity 2

Question 17) If 75% of a number is added to 75, then the result is the number itself. The number is: 

[A] 50 

[B] 60 

[C] 300 

[D] 400 

[E] None of these

Question 18) The monthly income of a person is Rs. 5000. If his income is increased by 30%, then what is his monthly income now?

[A] Rs. 7000

[B] Rs. 5500

[C] Rs. 4500

[D] Rs. 6500   

[E] None of the above

Question 19) 15% of 10% of 20% of 1000 is?

[A] 1.50

[B] 67

[C] 150

[D] 3

[E] None of these

Question 20) In expressing a length 81.472 km as nearly as possible with three significant digits, find the percentage error.

[A] 0.1%    

[B] 0.034%    

[C] 0.0020%

[D] 0.4%  

[E] None of these

Now it’s time to grade yourself and determine if you need to revise your percentage concepts or move on to the next topic of Quantitative aptitude.

RBI Grade B Percentage Practice Questions: Answer Key

Here’s the answer key for the above RBI Grade B Percentage practice questions:

Q.1) A 

Q.2) A 

Q.3) E 

Q.4) B 

Q.5) D 

Q.6) E

Q.7) B

Q.8) D

Q.9) E

Q.10) E

Q.11) C

Q.12) C 

Q.13) D

Q.14) B 

Q.15) D

Q.16) B 

Q.17) C 

Q.18) B 

Q.19) D 

Q.20) B

Note. If you solved 10 or more questions correctly, it means your percentage concepts are pretty clear and you can move on to a different topic such as HCF & LCM. 

However, if you couldn’t solve atleast 10 questions correctly, you may need to revise your percentage concepts. You can refer to this article to enhance your understanding of the percentage concepts and score higher: RBI Grade B Percentage Concepts. 

Don’t forget to go through the below explanations. These explanations will help you identify the best way to attempt and solve the above questions.

RBI Grade B Percentage Practice Questions: Answers with Explanation

Here are the detailed solutions to the above questions:

Question 1) A

Here’s the explanation: 

Hence, the correct answer is option A

Question 2) A

Here’s the explanation: 

Commission = 15000 x 12.5% = 15000 x 1/8 = Rs 1875 

Hence, the correct answer is option A

Question 3) E

Here’s the explanation: 

Question 4) B

Here’s the explanation:

Question 5) D

Here’s the explanation:  

16(2/3)% = 1/6 = 0.16667  

2/15 = 0.13333 

1/11 = 0.09 

0.17 2/5 % = 2/500 = 0.004

Greatest Number = 0.17

Hence, the correct answer is option (d)

Question 6) E

Here’s the explanation: 

Question 7) B

Here’s the explanation:

Question 8) D

Here’s the explanation:

Question 9) E

Here’s the explanation:

Question 10) E

Here’s the explanation:

Question 11) C

Here’s the explanation:

Question 12) C

Here’s the explanation:

Question 13) D

Here’s the explanation:

Question 14) B

Here’s the explanation:

Question 15) D

Here’s the explanation:

Question 16) B

Here’s the explanation:

2 and π are constants. So a 5% increase is in the radius.

Area= πr2

Total effect on its area = 5+5+(5*5)/100 

= 10.25% increase

Quantity 1: 10.25

Similarly, Quantity 2: 21

Quantity 1 Quantity 2

Hence, the correct answer is option B.

Question 17) C

Here’s the explanation:

Question 18) D

Here’s the explanation:

Question 19) D

Here’s the explanation:

Question 20) B

Here’s the explanation:

Conclusion

Attempting percentage practice papers is probably the best way to determine how well you’re prepared for the percentage topic for the RBI Grade B exam. If you score well, you can move on to a different topic. If not, you can revise your RBI Grade B Phase 1 percentage concepts and retake the test.