40 students are in the class 18 students go on the field trip what percentage go on the field trip

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?

2.5 milligrams is equivalent to how many grams

Pyramid shown has a square base that is 18 inches on each side has a surface area of 164 square inches what is the slant height