** 17) In an examination a candidate has to secure 40% marks to pass. If a candidate secures 190 marks and fails by 10 marks. The total number of marks in the examination is?**

(A) 400

(B) 360

(C) 500

(D) 600

** 18) If 50% of y is 250, then y is 50% of**

(A) 250

(B) 500

(C) 750

(D) 1000

** 19) Three teams scored in the tournament as 125, 375 and 250 respectively. What percentage of the total score did the winning team get?**

(A) 50%

(B) 60%

(C) 65%

(D) 90%

** 20) In an examination 33% of the students failed in Mathematics, 27% failed in English, while 15% of the students failed in both the subjects. Find the percentage of the students, who passed in both the subjects.**

(A) 60%

(B) 55%

(C) 85%

(D) 45%

** 21) Two students appeared at an examination. One of them secured 9 marks more than the other and his marks was 56% of the sum of their marks. The marks obtained by them are**

(A) 21, 30

(B) 45, 36

(C) 33, 45

(D) 42, 33

** 22) After deducting 20% from a certain sum and then 30% from the remainder, there is 3500 left. Find the original sum?**

(A) 6500

(B) 3175

(C) 6250

(D) 12500

** 23) If N = X% of Y and M = Y% of X, then which of the following is true?**

(A) N is equal to M

(B) N is smaller than M

(C) N is greater than M

(D) Relationship between N and M cannot be determined

** 24) Evaluate: 15% of 80% of 90**

(A) 11.7

(B) 13.5

(C) 10.8

(D) 19.4