instruction:
In this task, you need to provide the correct option for a given problem from the provided options.
question:
Problem: a certain car dealership sells economy cars , luxury cars , and sport utility vehicles . the ratio of economy to luxury cars is 4 : 3 . the ratio of economy cars to sport utility vehicles is 6 : 5 . what is the ratio of luxury cars to sport utility vehicles ? 
Options: a ) 9 : 10 , b ) 8 : 9 , c ) 3 : 2 , d ) 2 : 3 , e ) 1 : 2
answer:
a


question:
Problem: a jar contains a mixture of ab in the ratio 3 : 2 . when 10 l of mixture is replaced with liquid b , ratio becomes 2 : 3 . how many liters of liquid a was present in mixture initially . 
Options: a ) 18 , b ) 15 , c ) 16 , d ) 20 , e ) 25
answer:
a


question:
Problem: how many positive integers between 5 and 5000 ( both are inclusive ) are there such that they are multiples of 5 ? 
Options: a ) 1500 , b ) 1000 , c ) 999 , d ) 1001 , e ) 1005
answer:

b