Suppose you own 1 stock of Amazon and it cost $750 to buy it. After you buy the stock, it increases by 100%. What is your stock worth now?

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?

Barney & noblet customers can choose to purchase a membership for $25 per year members receive 10% off all store purchases 1. how much would a member pay per year if he bought $50 worth of items each year? 2. write a slope-intercept equation that expresses how much a member pays per year using x to represent his purchases per year 3. how much would a member have to spend per year to pay off his membership fee?

It takes an ant farm 3 days to consume 1/2 of an apple. at that rate, in how many days will the ant farm consume 3 apples