 Mathematics Quiz for AFCAT and INET Exam: 12th February 2020 ## Mathematics Quiz for AFCAT and INET Exam: 12th February 2020

Jai Hind Aspirants, Defence Adda is providing you all with this quiz on Mathematics questions for CDS, AFCAT, CAPF and other Defence Examinations.
Q1. If a person sells a wooden furniture at 8% profit against 8% loss, then he could had earned Rs12 more. What is the cost price of furniture?
(a) 72
(b) 70
(c) 80
(d) 75

Q2. Calculate the amount of water which should be added to 80% solution of Sulphuric acid to make it a 50% solution?
(a) 60cc
(b) 80cc
(c) 75cc
(d) 70cc

Q3. Two trains A and B travel from points X to Y and the ratio of the speeds of A to that of B is 2: 7. Find the ratio of time taken by A and B to reach from X to Y.
(a) 2: 5
(b) 3: 5
(c) 3: 8
(d) 7: 2

Q4. Total number of students in a class is 95. If the total number of girls in the class is 45, then the ratio of total number of boys to total number of girls is
(a) 9:10
(b) 11:9
(c) 10:9
(d) 9:11

Q5. The ratio of money with Ram and Gopal is 7: 17 and that with Gopal and Krishan is 7: 17. If Ram has Rs. 490, Krishan has?
(a) Rs. 2890
(b) Rs. 2330
(c) Rs. 1190
(d) Rs. 2680

Q6. 7 is added to a certain number, the sum is multiplied by 5; the product is divided by 9 and 3 is subtracted from the quotient. The remainder left is 12. What is the number?
(a) 20
(b) 30
(c) 40
(d) 5

Q7. A train covers a distance of 10 km in 12 minutes. If its speed is decreased by 5 kmph, what is the time taken by the train to cover the same distance?
(a) 14 min. 33 sec
(b) 13 min. 33 sec
(c) 13 min. 20 sec
(d) 15 min. 20 sec

Q8. 'A' is thrice as good as a workman as 'B' and takes 10 days less to do a piece of work than 'B' takes. How many days will 'B' take to complete if he works alone?
(a) 21 days
(b) 15 days
(c) 18 days
(d) 24 days

Q9. A towel was 50 cm broad and 100 cm long. When bleached, it was found to have lost 20% of its length and 10% of its breadth. Find the percentage of decrease in area?
(a) 32%
(b) 28%
(c) 33%
(d) 24%

Q10. How many digits will be there to the right of the decimal point in the product of 95.75 and 0.02554?
(a) 5
(b) 6
(c) 7
(d) Insufficient data

Solution:    