Mathematics Quiz Percentage And Ratio & Proportion

Mathematics Quiz For RRB NTPC Percentage And Ratio & Proportion

Q1. If A is equal to 20% of B and B is equal to 25% of C; then what percent of C is A?
(a) 10
(b) 15
(c) 5
(d) 20

Q2. If 40% of a number is 256, then what is 25% of that number?
(a) 260
(b) 150
(c) 160
(d) 210

Q3. The difference between 30% of a number and of the same number is 2610. What is  of that number?
(a) 10500
(b) 9800
(c) 2450
(d) 3500

Q4. 40% of a number is equal to 3/5 of another number. What is the ratio between the first number and second number respectively?
(a)3 : 2
(b)2 : 3
(c)3 : 4
(d) Cannot be determined


Q5. Vandana sells an article for Rs. 3240 and earns a profit of 20%. What is the cost price of the article?
(a)Rs. 2,800
(b)Rs. 2,820
(c)Rs. 2,750
(d)Rs. 2,700

Q6. 5% more is gained by selling a watch for Rs. 350 than by selling it for Rs. 340. The cost price of the watch is:
(a) Rs. 110
(b) Rs. 140
(c) Rs. 200
(d) Rs. 250

Q7. If 60% of the students in a school are boys and number of girls is 812, how many boys are there in the school?
(a) 1128
(b) 1218
(c) 1821
(d) 1281

Q8. The price of a chair is Rs. 500. It has been sold at two succesive discounts of 10% each. What is its selling price?
(a) Rs. 400
(b) Rs. 405
(c) Rs. 415
(d) Rs. 425

Q9. In a Village panchayat society 574 names are enlisted as ‘below poverty level’. If 14% of the villagers are below poverty level, the total number of villagers is?
(a) 4100
(b) 4200
(c) 4000
(d) 3800

Q10. If X is equal to 15% of Y and Y is equal to 15% of Z; then what percent of Z is X?
(a) 2
(b) 1.75
(c) 3.25
(d) 2.25

Solutions:

Comments

Popular From Month

50 IMP Multiple Choice History Questions for all exams

Percentage Quantitative Aptitude FOR RRB

20 Most Important Question of India GK General Knowledge

IMP History Questions asked in PSC Examinations

List of Prime Ministers of India | RRB NTPC

important books written by sportsman

Farm Bill 2020

Bank Rates and Ratios

INDIAN CONSTITUTION

all sports awaeds list and winners