Ms.Burnett had 144 pencils last week .She gave away 12 pencils Monday, 16 on Tuesday,20 on Wednesday ,10 on Thursday, and Friday, 28 of the students gave her a new pencil.How many pencils does Ms.Burnett now have?
If this is a trick question, then the answer would be 172, because the students can return the pencils. If it is a regular problem then it would be 114 pencils.
