Mathematics Questions for CDS & CAPF: 12th November

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. A trader has three varieties of milk measuring 435 litres, 493 litres and 551 litres. What is the maximum number of containers of equal size so that the whole of milk is filled in them without mixing?
(a) 51
(b) 45
(c) 61
(d) 47

Q2. By reducing the entry fee by 25% in a circus show, the number of viewers increased by 30%. Then the percent increase or decrease in the income from the entry fee is:
(a) 2.5% increase
(b) 0.5% decrease
(c) 2.5% decrease
(d) 3% increase
Q4. A person bought a certain quantity of rice at the rate of Rs. 150 per quintal. 10% of the rice was spoiled. At what price (per quintal) should he sell the remaining rice to earn 20% profit?
(a) Rs. 200
(b) Rs. 180
(c) Rs. 225
(d) Rs. 175

Q5. A factory has priced the cycles at Rs. 725 each and allows a discount of 16% to the traders. If they gain 5%, find the cost of manufacture?
(a) Rs. 680
(b) Rs. 580
(c) Rs. 575
(d) Rs. 480

Q7. Area of a circle inscribed in a square is 308 cm2. The length of the diagonal of the square is (Take Ï€=22/7)
(a) 16 cm
(b) 22 cm
(c) 24 cm
(d) 28 cm

Q8. The area of a circle whose radius is 8 cm is trisected by two concentric circles. The ratio of radii of the concentric circles  in ascending order is
(a) 1 : 2 : 3
(b) 2 : 3 : 5
(c) 1 : √2 : √3
(d) √2 ∶√3:√5

SOLUTIONS