Mathematics Questions for CDS & CAPF: 4th December



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.



Q4. A person invested some amount at the rate of 12% simple interest and the remaining at 10%. He received yearly an interest of Rs. 130. Had he interchanged the amounts invested, he would have received an interest of Rs. 134. How much money did he invest at different rates? 
(a) 1400
(b) 1300
(c) 1100
(d) 1200

Q5. How much steel will be used to make a closed petrol storage tank  of cylindrical shape of diameter 4.2m and height 4.5 m. If 112 of the actual steel used is wasted away?
(a) 95.14 sq.m
(b) 95.04 sq.m
(c) 95.07 sq.m
(d) None of these 



Q8. The total number of zeros at the end (counted from the right) in 500×501×……..×1000 is
(a) 249
(b) 127
(c) 125
(d) 252

Q9. A man rows boat 40,000 m upstream in 480 mins. and a distance of 36000 m downstream in 360 mins. Then the speed of stream is :
(a) 0.5 km/hr
(b) 1.5 km/hr
(c) 1 km/hr
(d) 3 km/hr

Q10. A and B enter into a partnership investing Rs 48,000 and Rs 60,000 respectively. After 3 months, A withdraws Rs 8,000 while B invests Rs 6,000 more after 6 months of starting of business. Out of the total amount of profit, if A gets Rs 12,000 as his share at the end of the year, then the total profit is:
(a) Rs 24,000
(b) Rs 30,000
(c) Rs 36,000
(d) Rs 37,000


SOLUTIONS



S6. Ans.(b);
Sol.
Highest slum population is 35% of 91.9. It is present in A. 





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