This is not a question but an answer for those out there who need it. I know I really needed this, so I hope you will find it helpful too. ) He fills the pencil holder with sand before he wraps it to make it feel like a heavy, expensive gift. How much sand will he need to "borrow" from his sister's sandbox to fill the pencil holder? *

ANSWER:
1/2 * 3 = 1.5
1.5*2=3
3*3.5=10.5

ANSWER = 10.5