X^2 - 18x + 81=0 factor it

Two angles in a triangle measure 28 degrees and 93 degrees. What is the measure of the third angle?

What is the range 102, 115

Find the least natural number which must be added to 359 to make it divisible by 13.

Kevin has already read 45 pages in his novel for English. He can read roughly 20 pages each hour. Shania has only read 5 pages so far, but she reads faster and can read roughly 25 pages each hour.

Riley and her roommate use the company Webmax for their Internet service. Webmax charges $0.03 per minute, plus a monthly flat fee for a modem. Last month for their total bill, Riley paid $31 and her roommate paid $20.

A sailboat's sail has three sides that are all the same length. Each side measures x-10x-10 units. The sail's perimeter is 63 units. What is the value of x?

Two cars leave towns 1000 kilometers apart at the same time and travel toward each other. One car's rate is 20 kilometers per hour less than the other's. If they meet in 5 hours, what is the rate of the slower car?

5.96 to the nearest 1 decimal place

A country's population in 1992 was 72 million in 1998 it was 76 million what will the population be in 2012

1. Frank Choi bought a rechargeable lantern that regularly sells for $29.99. The markdown rate was 30% and there is no sales tax on the item. Find the final price of the item.