self Maths Puzzle

One of the questions in the test is a multiple choice question with four options, A, B, C and D. The numbers of students choosing the options A, B, C and D are in the ratio 2:1:13:3, respectively. Calculate the number of students choosing each option. There are 266 students ?

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self Other Question

The income of A, B and C are in the ratio 7 : 9 : 12 and their spending are in the ratio 8 : 9 : 15. If A saves 1/4th of the income then what is the ratio of the savings of A, B and C? There are 3 grooms A,B and C and one bride X. From X's point of view, she can marry A, B or C. So probability of her marrying A is 1/3. From A's point of view, either X is going to marry her or not. So probability of A getting married to X is 1/2. Then which is the correct answer?