Rafael is cutting pieces of wood to make a triangular pyramid like the one shown below. The base of the pyramid is a equilateral triangle, and the faces are isosceles triangles. What is the total surface area of the pyramid that will be made from the pieces of wood, in square inches?

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

Acampus club held a bake sale as a fund raiser, selling coffee, muffins, and bacon and eggs sandwiches. the club members charged $1 for a cup of coffee, 3$ for a muffin , and $4 for a back. and egg sandwich. they sold a total of 55 items , easing $119. of the club members sold 5 more muffins than cups of coffee, how many bacon and egg sandwiches he’s did they sell

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