Q: 137 (IAS/1996)

The given pie charts show the proportion of literates and illiterates in a country, in the year 1970 and 1990 and also the proportion of males (M) and females (F) among the literates.
Which one of the following statements can be said to be beyond any doubt ?
question_subject: 
Maths
question_year: 
1996
question_exam: 
IAS
question_sub_subject: 
Mathematics
question_topic: 
Mathematics
stats: 
0,224,152,32,32,72,240