In a class of 45, where girls are twice that of boys, Ravi is ranked 11th from top. If there are 5…
The correct choice is: 9 Boys + girls = 45 with girls = 2 × boys, so boys = 15 and girls = 30. Ravi is 11th, so 10 students are ahead of him: 5 girls and hence 5 boys. Ravi…
Choose your answer
In a class of 45, where girls are twice that of boys, Ravi is ranked 11th from top. If there are 5 girls ahead of Ravi, how many boys are after him in Rank.
Answer and explanation
Correct answer A
The correct choice is: 9
Boys + girls = 45 with girls = 2 × boys, so boys = 15 and girls = 30.
Ravi is 11th, so 10 students are ahead of him: 5 girls and hence 5 boys.
Ravi himself is a boy, so boys after him .
Hence the answer is 9.
Practice for these exams
-
NCHM Joint Entrance Examination (NCHM JEE)