Which of the following statements contain a variable? A. The time it takes to wash the dishes plus 30 minutes.

B. The age of my friend.

C. The number of kittens in a litter.

D. There are 24 hours in a day.

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits

Oscar and julie ashton are celebrating their 15th anniversary by having a reception hall. they have budgeted $4,500 for their reception. if the reception hall charges a $90 cleanup fee plus & 36 per person, find the greatest number of people that they may invite and still stay within their budget.

Suppose a store sells an average of 80 cases of soda per day. assume that each case contains 24 cans of soda and that the store is open 10 hours per day. find the average number of soda that the store sells per hour.