y = A + B where A and B vary directly and inversely respectively with x; x = 1 when y =11 and x = 2 when y = 13. The value of y when x = 3 is

by
Question:

y = A + B where A and B vary directly and inversely respectively with x; x = 1 when y =11 and x = 2 when y = 13. The value of y when x = 3 is

A.

15

B.

17

C.

19

D.

20

Answer» b. 17

Note: The above multiple-choice question is for all general and Competitive Exams in India.