In this task, you need to provide the correct option for a given problem from the provided options.

[EX Q]: Problem: in a college the ratio of the numbers of boys to the girls is 8 : 5 . if there are 160 girls , the total number of students in the college is ?
Options: a ) 562 , b ) 356 , c ) 452 , d ) 416 , e ) 512
[EX A]: d

[EX Q]: Problem: if a student loses 5 kilograms , he will weigh twice as much as his sister . together they now weigh 104 kilograms . what is the student ' s present weight in kilograms ?
Options: a ) 70 , b ) 71 , c ) 72 , d ) 73 , e ) 74
[EX A]: b

[EX Q]: Problem: income and expenditure of a person are in the ratio 8 : 7 . if the income of the person is rs . 40000 , then find his savings ?
Options: a ) 5000 , b ) 6000 , c ) 7000 , d ) 8000 , e ) 9000
[EX A]:
a