For some rock concerts, people will line up hours or even days in advance to get tickets. A friend offers to stand in line for tickets to a rock concert for you if you pay him $12 to do so. The tickets cost $45
each. How many tickets will your friend buy if you give him $102?

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

Ascientist has 50 grams of a radioactive element. the amount of radioactive element remaining after t days can be determined using the equation (1) after two days the scientist receives a second shipment of 50 grams of the same element. the equation used to represent the amount of shipment 2 remaining after t days is 10) - 50 which of the following is an equivalent form of the expression for the amount remaining in shipment 2? what’s the answer?

Consider the first four terms of the sequence below. what is the 8th term of this sequence?