Help I Will give out brainliest for the correct and polite answer! A marble is drawn from the bag and replaced 100 times. How many times would you expect a green or black marble to be drawn?​

One integer is 8 times another. if the product is 72, then find the integers

Donald has x twenty-dollar bills and 11 ten-dollar bill. how much money does donald have? write your answer as an expression.

The salesperson earns a 5% commission on the first $5,000 she has in sales. the salesperson earns a 7.5% commission on the amount of her sales that are greater than $5,000. this month the sales person had $8,000 in sales. what amount of commission, in dollars, did she earn?