Posted by marissa on .
A certain piece of a car's material expands by 1/12 its origial length in extreme heat. If the piece begins with a length of 30 in., how long will it be after it expands?

math 5th grade 
Ms. Sue,
1/12 of 30 = 30/12 = 2 1/2
2 1/2 + 30 = ?