Mathematics Questions for CDS & CAPF: 4th 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.

Q2. By selling an article at 80% of its marked price, a trader makes a loss of 10%. What will be the profit percentage if he sells it at 95% of its marked price? 
(a) 6.9
(b) 5
(c) 5.9
(d) 12.5

Q3. If the work done by (x – 1) men in (x + 1) days is to the work done by (x + 2) men in (x – 1) days is in the ratio of 9 : 10 then x is equal to: 
(a) 5
(b) 6
(c) 7
(d) 8

Q8. The length of the sides of a ∆ are x, 16 & 31, where x is the shortest side. If the ∆ is not isosceles, what is the minimum possible value of x?    
(a) 15.5
(b) 16.2
(c) 14.8
(d) 13.9

Q9. The measure of each interior angle of a regular polygon with 8 sides is    
(a) 45°
(b) 135°
(c) 120°
(d) 100°

Q10. The angle of elevation of a tower from a distance 50 m from its foot is 30°. The height of the tower is
(a) 50√3 m
(b) 50/√3 m
(c) 75√3 m
(d) 75/√3 m


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