Dinner at the restaurant was $90. The server was tipped 15% (percent). What is amount of the tip?
What is the total cost for dinner?

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers

How does a low unemployment rate affect a nation's economy? a. the nation has a higher number of productive resources. b. the nation can spend more money on for unemployed people. c. the nation can save money by paying lower salaries to a large workforce. reset

The number of calories you burn depends on your weight. a 110-pound person burns 163 calories during 30 minutes of tennis. find the number of calories that a 190-pound person would burn during the same activity, assuming they burn calories at the same rate.