** 9) Raj has a certain number of one rupee, fifty paisa and twenty-five paisa coins in the ratio of 3 : 2 : 4 amounting to Rs. 75. How many 1 rupee coins he has?**

(A) 15

(B) 30

(C) 45

(D) 60

** 10) If Rs. 900 are divided among A, B and C in such a way that A’s share is 3 times that of B and B’s share is 2 times that of C. The A’s share is?**

(A) Rs. 600

(B) Rs. 550

(C) Rs. 435

(D) Rs. 250

** 11) Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is:**

(A) 4 : 5

(B) 3 : 5

(C) 5 : 7

(D) 2 : 5

** 12) In a school ratio of the number between male and female teachers is 5 : 9, If the number of female teachers is 27, find the number of male teachers.**

(A) 18

(B) 14

(C) 15

(D) 12

** 13) A certain solution is to be prepared by combining chemicals X, Y and Z in the ratio 18 : 3 : 2. How many litres of the solution can be prepared by using 36 litres of X?**

(A) 46 litres

(B) 47 litres

(C) 45 litres

(D) 49 litres

** 14) The fourth proportion of 11, 7, 22 is**

(A) 7

(B) 14

(C) 13

(D) 11

** 15) If three numbers are in the ratio 3 : 2 : 5 such that the sum of their squares is 1862, the middle number will be**

(A) 7

(B) 11

(C) 12

(D) 14

** 16) A fraction bears the same ratio to 1/27 as 3/7 does to 5/9. The fraction is?**

(A) 1/35

(B) 15/63

(C) 1/9

(D) 45/54