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

[EX Q]: Problem: find the number of different prime factors of 25650
Options: a ) 4 , b ) 2 , c ) 3 , d ) 5 , e ) 6
[EX A]: a

[EX Q]: Problem: ratio between rahul and deepak is 4 : 3 , after 6 years rahul age will be 26 years . what is deepak present age .
Options: a ) 14 , b ) 15 , c ) 20 , d ) 22 , e ) 24
[EX A]: b

[EX Q]: Problem: mrs . evans gave a test to her freshmen economics class , which has 25 students enrolled and 22 of them answered question 1 correctly . if 20 answered question 2 correctly and 3 did not take the test then how many answered both questions correctly ?
Options: a ) 30 , b ) 20 , c ) 23 , d ) 17 , e ) 19
[EX A]:
b