**Q1. ****Each interior angle of a regular polygon is three times its exterior angle , then the number of sides of the regular polygon is : **

(a) 9

(b) 8

(c) 10

(d) 7

**Q2. ****The radius of the circumcircle of a right angles triangle is 15 cm and the radius of its in- circle is 6 cm. Find the sides of the triangle. **

(a) 30, 40, 41

(b) 18, 24, 30

(c) 30, 24, 25

(d) 24, 36, 20

**Q3. **** The least multiple of 7, which leaves the remainder 4, when divided by any of 6, 9, 15 and 18, is: **

(a) 76

(b) 94

(c) 184

(d) 364

**Q4. How many kg. of salt at 42 Paise per kg must a man mix with 25 kg of salt at 24 Paise per kg, so that he may, on selling the mixture at 40 Paise per kg. gain 25% on the outlay? **

(a) 20

(b) 30

(c) 40

(d) 50

**Q5. ****Three partners started a business by investing Rs. 60,000 , Rs. 80,000 and Rs. 1,20,000 respectively. First partner left the business after 4 months, second after 9 months and third remained in the business for the whole year. At the end of year the total profit earned is Rs.1,60,480. Then find their shares of profit. **

(a) Rs. 16840, Rs. 44188, Rs. 92686

(b) Rs. 16048, Rs. 48144, Rs. 96288

(c) Rs. 16042, Rs. 14842, Rs. 9862

(d) Rs. 15000, Rs. 13423, Rs. 7562

**Q6. ****A pipe can fill a tank in x hours and another can empty it in y hours. In hours many can they together fill it in (y > x) **

(a) x-y

(b) y-x

(c) xy /(x-y)

(d) xy/(y-x)

**Q7. **

** **

** **

(a) 1

(b) sin θ/cos^{2}θ

(c) cos^{2}θ/sinθ

(d) None

**Q8. **

** **

** **

(a) 0

(b) 1

(c) √3

(d) 1/√3

**Q9. **

** **

(a) 0

(b) 2

(c) 1

(d) 0.404

**Q10. **

** **

(a) 5

(b) 2

(c) 1

(d) 0

**Q11. ****A train 200 m long running at 36 kmph takes 55 seconds to cross a bridge of length of bridge is : **

(a) 375 m

(b) 300 m

(c) 350 m

(d) 325 m

**Q12. ****In covering a certain distance, the speed of A and B are in the ratio of 3 : 4. A takes 30 minutes more than B to reach the destination. The time taken by A to reach the destination is: **

(a) 1 hour

(b) 3/2 hours

(c) 2 hours

(d) 5/2 hours

**Q13. **

** **

(a) 25/4

(b) 4

(c) 9

(d) 16

**Q14. **

** **

(a) 2

(b) 1

(c) 0

(d) -1

**Q15. ****At what rate of simple interest per annum will a sum become 7/4. Of itself in 4 years? **

(a) 18%

(b) 73/4%

(c) 75/4%

(d) 37/2%

**1.** b **2.** b **3.** d **4.** a **5.** b **6.** d **7.** a **8.** b **9.** b **10.** d **11.** c **12.** c **13.** b **14.** a **15.** c