a house can be painted in 5 days by ৪ workers. how long will it take for 12 workers to paint the same house

Math it's appreciated. (picture provided)

What sums are equal to 6/12? choose all answers that are correct a.6/12+6/12+6/12+6/12+6/12+6/12 b.2/12+1/12+1/12+2/12 c.5/12+1/12 d.1/12+1/12+1/12+3/12 plz : )

Write an inequality for this description. - one fourth of the opposite of the difference of five and a number is less than twenty.