The ratio of the number of students appearing for examination in the year 1998 in the states A, Band C was 3 : 5 : 6. Next year if the number of students in these states increases by 20%, 10% and 20% respectively, the ratio in states A and C would be 1 : 2. What was the number of students who appeared for the examination in the state A in 1998?  Options:  A) 7200  B) 6000  C) 7500  D) Data inadequate  E) None of these
Let the number of students appearing for examination in the year 1998 in the states A, B and C be 3x, 5x and 6x respectively.   According to the question,   3x×120/100 /6x×120/100=12   Hence data inadequate.   Answer Data inadequate
<result>D</result>
The ratio of the number of students appearing for examination in the year 1998 in the states A, Band C was 3 : 5 : 6. Next year if the number of students in these states increases by 20%, 10% and 20% respectively, the ratio in states A and C would be 1 : 2. What was the number of students who appeared for the examination in the state A in 1998?