Pls help me with this

Order the measurements from the least to the greatest. 2,720 ml , 24.91 l , 0.0268 kl

Jake bakes and sell apple pies. he sells each pie for $5.75 . the materials to make the pies cost $40. the boxes jake puts the pies in cost & 12.50 total. how many pies does jake need to sell to earn a profit of $50

I’m really confused and need your assist me with this question i’ve never been taught