A bag contains balls numbered 1-10 if one is chosen at random what is the probability that it is prime

Alice is paying her bill at a restaurant. but tax on the cost of a male is 5%. she decides to leave a tip 20% of the cost of the meal plus the tax

What is the distance between (5 - 2i) and (8 + i)?

5of the first 50 shoppers at a grocery store buy apples. how many shoppers can the store manager expect to check out before 25 customers buy applesa.) 100b.)150c.)200d.)250