Q: 139 (IAS/2000)

In a class there are 18 boys who are over 160 cm tall. If these boys constitute three-fourths of the boys and the total number of boys is two-third of the number of students in the class, then what is the number of girls in the class?
question_subject: 
Logic/Reasoning
question_year: 
2000
question_exam: 
IAS
question_sub_subject: 
Reasoning
question_topic: 
Analytical
stats: 
0,536,232,40,536,136,56