# Mathematics Questions for CDS & AFCAT: 25th January

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.

(a) 30

(b) 75

(c) 60

(d) 25

(a) 6 percent

(b) 3 percent

(c) 12 percent

(d) 10 percent

(a) 50 km/hr

(b) 39.76 km/hr

(c) 55.12 km/hr

(d) 44.88 km/hr

(a) 40.7 percent

(b) 40 percent

(c) 37 percent

(d) 13 percent

(a) 6/15, –10/3

(b) 6/5, –10/3

(c) 7/2, – 8/7

(d) 10/7, 14/5

(a) 44 cm

(b) 16.5 cm

(c) 12 cm

(d) 10.56 cm

(a) 17 m

(b) 20 m

(c) 21 m

(d) 29 m

**Q1. Mother can bake 20 cakes in 4 hours, Mother and Dadima together can bake 60 cakes in 10 hours. How many cakes Dadima can bake in 30 hours?**(a) 30

(b) 75

(c) 60

(d) 25

**Q2. If the amount received at the end of 2nd and 3rd year at Compound Interest on a certain Principal is Rs 33708, and Rs 35730.48 respectively, what is the rate of interest?**(a) 6 percent

(b) 3 percent

(c) 12 percent

(d) 10 percent

**Q3. A car travels a certain distance at 34 km/h and comes back at 66 km/h. What is the average speed for total journey?**(a) 50 km/hr

(b) 39.76 km/hr

(c) 55.12 km/hr

(d) 44.88 km/hr

**Q4. 30% discount is offered on an item. By applying a promo code the customer wins 10% cash back. What is the effective discount?**(a) 40.7 percent

(b) 40 percent

(c) 37 percent

(d) 13 percent

**Q5. Two fractions are such that their product is – 4 and sum is – 32/15. Find the two fractions.**(a) 6/15, –10/3

(b) 6/5, –10/3

(c) 7/2, – 8/7

(d) 10/7, 14/5

**Q6. The base of a right prism is a trapezium. The length of the parallel sides are 8 cm and 14 cm and the distance between the parallel sides is 8 cm, If the volume of the prism is 1056 cm³, then the height of the prism is**(a) 44 cm

(b) 16.5 cm

(c) 12 cm

(d) 10.56 cm

**Q7. What is the radius of circular field whose area is equal to the sum of the areas of three smaller circular fields of radii 8 m, 9 m and 12 m respectively?**(a) 17 m

(b) 20 m

(c) 21 m

(d) 29 m

**SOLUTIONS**

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