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34 of z , then the ratio of z to x is
A. 2:1 B. 1:1 C. 3:2 D. 1:2 E. 4:3

1. If 2x2 -5xy + 3y2=0, then x:y=……….
   A. 2:5 B. 5:3 C. 1:1 D. 1:1 (or) 2:3 E. 3:2 (or) 1:1
2. If xy = x + y, where x and y are real numbers, then y cannot be
   A.0 B.1 C. -1 D.2 E. -2
3. If 3a = 4b = 5c, then 1a:1b:1c =…………
   A. 13:14:15 B.15 :14: 13 C. 14:15:13 D. 3:4:5 E.5:4:3
4. If x:y:z =2:3:4 and x + y +z = 18 , then xyz = …………
   A.12 B.48 C.192 D.256 E.512
5. If (5x-4y) = 4(2x-3y) , then x : y = ……….
   A. 3:8 B. 8:3 C. 12: 17 D. 6:-13 E. 13:18
6. If x:y = 2:3 , find (x2 + y2):(x2-y2).
   A. 2:5 B. 13:-5 C.6:13 D. 6:-13 E. (9:13)
   20.Let x,y,z be three unequal numbers . Which of the following is (are) equal to x:y:z?
   1.5x: 5y : 5z 2. x+1 : y+1 : z+1 3. x2 : y2 : z2
   A.1 only B. 2 only C. 1 and 2 only D. 2 and 3 only E. 1,2 and 3

21.Divide k. 340 into 3 parts such that their ratios are 12:13:19, then the largest part is
A. k. 170 B. k.180 C. k. 192 D. k.184 E. 200

1. ∠P:∠Q:∠R = 3:4:5, S=………….
   A.45° B.60° C.75° D.90° E. It cannot be found

2. A sum of money is to be shared among three persons A, B , C in the ratio 1:12:13 money. If A
   gets k.720, find the sum of the money.
   A. k. 1320 B. k.1440 C.k.1670 D. k.3960 E.k.4320

3. If 1a:1b=3:4 and a:c =2:5 , then a:b:c =………
   A.3:4:5 B.2:3:4 C. 4:3:5 D.3:4:10 E. 4:5:6

4. If a:b = 2:3, b:c = 5:3 , then a-b+ca+b-c =……….
   A.12 B. 52 C.4 D.14 E.14
   26.The measure of the angle of a quadrilateral are in the ratio 1 : 2 : 3 : 4, then the degree
   measure of the largest angle is