How do you use percent to convert numbers

What is [48 (72-12) - 15x15]:9

Write and solve an inequality for each problem. It cost $660 to put on the school play. Tickets sell for $6 each. The drama club has already sold 25 tickets. How many more tickets must be sold at $6 apiece in order to make a profit? Explain.

Janice said that when you multiply a fraction less than one by an nonzero whole number the product is always less than the whole number do you agree?

90 girls and boys have planned for an educational tour. They are in a ration of 3 girls to 6 boys. How many girls are there?

Read paid 2 dollars proposed during 20 cents per filter to prayer, if x represents the number of filters handed out the grocery store with the following inclusions can be used to find how much it cost to search for his lost puppy.

4 times as much money as $5

It is claimed that a particular flu shot is effective in 70% of the case. If a group of 15 adults received the flu shot find the probability that exactly 10 will benefit from the flu shot

Bertie has $12 to put gas in his car. If gas costs $3.75 per gallon, which ordered pair relating number of gallons of gas, x, to the total cost of the gas, y, includes the greatest amount of gas Berti can buy?

Which of the following is the algebraic expression that best describes the height y, if x is the width? A. y=2x B. y=x-1/5 C. y=x+1/2 D. y=1/2x

Graph this equation -6x+5y=-10