Dear Students, Defence Adda is providing you all with this quiz on Mathematics questions for CDS, AFCAT, CAPF and other Defence Examinations. The questions asked in Mathematics Section of most of the defence examinations are based on the topics from Mathematics of Class 11th and 12th. The questions asked in this section are complex and comparatively difficult but once attempted with high accuracy, can fetch you full marks in this section. Also, practice on a daily basis helps one dive into the core concepts of a subject and thus, help her perform to the best of her ability in the real examinations. So, attempt the daily quizzes being provided by Defence Adda and score to the maximum in the Mathematics Section of all sorts of defence examinations.

Q1. On selling a pen at 5% loss and a book at 15% gain, Peehu gains Rs. 7. If she sells pen at 5% gain and book at 10% gain, then she gains Rs. 13. The actual price of the book is
(a) Rs. 80
(b) Rs. 90
(c) Rs. 100
(d) Rs. 120

Q2. The total earnings of A, B and C are Rs. 76000 and they save 30%, 25% and 20% of their incomes respectively. If their savings are in the ratio of 4 : 5 : 6, then the total earnings of A and B is more than the earnings of C by
(a) Rs. 2000
(b) Rs. 3000
(c) Rs. 6000
(d) Rs. 4000

Q4. 200 litres of a mixture contains 15% water and the rest is milk. The amount of milk that must be added so that the resulting mixture contains 87.5% milk is
(a) 30 litres
(b) 35 litres
(c) 40 litres
(d) 45 litres

Q6. On a certain sum of money, the difference between the compound interest for a year, payable half-yearly, and the simple interest for a year is Rs. 180. If the rate of interest in both the cases is 10%, then the sum is :
(a) Rs. 60,000
(b) Rs. 72,000
(c) Rs. 62,000
(d) Rs. 54,000

Q7. The exterior angle of a regular polygon is one third of its interior angle. The number of sides of polygon is :
(a) 2
(b) 4
(c) 6
(d) 8

SOLUTIONS

S5. Ans.(b);
Sol.  State Q has highest grain production.