Samira bought 156 ounces of trail mix. she wants to dived the amount equally into 24 portions. how many ounces of trail mix will be in each portion.

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

For what is the measure of the angle at the top of the shed? a. multiplication of areas b. squaring of areas c. addition of areas d. division of areas

David must install fencing around a lot that is shaped like a right angle.the side of lot that runs east-west is 200 ft long.the side of the lot runs north-south is 125 ft long.calculate how many feet of fencing he will need to surround the entire lot.