Question

A copy editor can edit a page in 0.25 hours. Her less experienced colleague takes 0.5 hours to edit a page. If both start editing at the same time, and each works 40 hours over the coarse of week, how many total pages will they have edited ?

160
180
200
220
240

Answer 1

Answer:

40/0.5 + 40/0.25

80+160

240