Emily purchased three different sizes of popcorn at the movies. The medium popcorn was twice as expensive as the small popcorn. The large was 3.00 more than the medium popcorn. She spent a total of 23.00 on popcorn. Write and solve and equation to determine the cost of the small popcorn

Solve 2^x=32 and rewrite this equation in a logarithmic form

Adriveway is 40 yards long about how many meters long is it

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.