In this task, you need to answer the given multiple-choice question on the physics. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.

Q: Problem: a can do a work in 24 days and b can do it in 8 days . in how many days a and b can do the work ? 
Options: a ) 20 days , b ) 10 days , c ) 6 days , d ) 8 days , e ) 7 days

A: c
****
Q: Problem: the radius of a wheel is 22.6 cm . what is the distance covered by the wheel in making 750 resolutions ? 
Options: a ) 754 m , b ) 704 m , c ) 1055.04 m , d ) 1058.04 m , e ) 204 m

A: c
****
Q: Problem: a person crosses a 1080 m long street in 12 minutes . what is his speed in km per hour ? 
Options: a ) 4.1 , b ) 4.5 , c ) 4.8 , d ) 5.4 , e ) 5.5

A:
d
****
