Vinoth can complete a painting work in 20 days. Prakash can do the same work in 25 days. They start the work together but Vinoth quit after 3 days of work. How many days are required to complete the remaining painting work by Prakash.
Choose the correct choice from the following answers:	A) 15.25 days	B) 16.25 days	C) 17.25 days	D) 18.25 days	E) 19.25 days
Vinoth can complete the painting work in one day is 1/20   Prakash can complete the same work in one day is 1/25   Both of them can complete the work in 1/20+ days=9/100( 1/20+1/25)   they must have completed in three days=9/100*3=27/100   Remaining work to be done is by Prakash =1-27/100=73/100   For one work, Prakash can do in 25 days   For 73/100 work, he can do in 73/100*25=73/4days or 18.25 days   ANSWER:18.25 days
<result>D</result>
Vinoth can complete a painting work in 20 days. Prakash can do the same work in 25 days. They start the work together but Vinoth quit after 3 days of work. How many days are required to complete the remaining painting work by Prakash.