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'.

[EX Q]: Problem: p , q and r can do a work in 6 , 9 and 12 days respectively . they completed the work and got rs . 195 . what is the share of p ?
Options: a ) 80 , b ) 70 , c ) 85 , d ) 90 , e ) 95
[EX A]: d

[EX Q]: Problem: if the wheel is 21 cm then the number of revolutions to cover a distance of 1056 cm is ?
Options: a ) 8 , b ) 27 , c ) 10 , d ) 7 , e ) 19
[EX A]: a

[EX Q]: Problem: if a farmer wants to plough a farm field on time , he must plough 100 hectares a day . for technical reasons he ploughed only 85 hectares a day , hence he had to plough 2 more days than he planned and he still has 40 hectares left . what is the area of the farm field and how many days the farmer planned to work initially ?
Options: a ) 600 , b ) 490 , c ) 720 , d ) 1400 , e ) 1679
[EX A]:
d