Khleo goes into a snack bar with exactly $20.00. She buys five bottles of water that cost $1.58 each and a pack of gum that costs $0.80. The snack bar prices include sales tax. After she pays and receives her change, Khloes friend andy gives her half the cost of the water bottles. How much money does she have now?​

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).

Mr.zimmerman invested $25,000 in an account that draws 1.4 interest, compouneded annually. what is the total value of the account after 15 years

The dance committee of pine bluff middle school earns $72 from a bake sale and will earn $4 for each ticket they sell to the spring fling dance. the dance will cost $400 write an inequality to determine the number, t of tickets the committee could sell to have money left over after they pay for this year's dance. what is the solution set of the inequality?