Ninety people are invited to a movie. There are 27 bags of popcorn in a package and 36 soda cups in a package. What is the least number of packages of popcorn and soda that can be bought if each movie guest gets one bag of popcorn and two sodas? The answer should be a number only.

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?