You have 10 batteries sitting on your desk, three of which are dead. you choose 2 batteries are random for you calculator. what is the expected number of good batteries that you get?

James is playing his favorite game at the arcade. after playing the game 33 times, he has 88 tokens remaining. he initially had 2020 tokens, and the game costs the same number of tokens each time. the number tt of tokens james has is a function of gg, the number of games he plays

What is the name of a polygon that has four congruent sides and theses angle measures 60,120,60,120?

Sioux co. replaced the roof on its existing building, therefore increasing the building's life by 10 years. the cost of the roof is considered a(n):