The United States uses 4 * 109 megawatt hours of electricity in a year. Mexico uses 2 * 108 megawatt hours in a year. How many times more megawatt hours does the United States use than Mexico in a year?

The National Zoo has T-shirts that regularly sell for $32. The shirts are marked 1/4 off during a Labor Day sale. What is the sale price of a T-shirt?

How many two thirds cups servings are in a 4-cup container of food

Notebook cost $8.50 plus sales tax. After sales tax, The Notebook is $8.86. What is the sale tax rate?

as a laboratory assistant you measure chemicals using the metric system for your car in the resources you need to measure out 45 grams of sodium chloride the volume on using this the mall in ounces about how many ounces of sodium chloride would you

The total amount of weight on an airplane cannot exceed 2,500 pounds. The plane is carrying 1,750 pounds of luggage. The average weight of each passenger on the plane is 150 pounds.

Find the simple interest for $5,000 at 5.3% for 16months rounded to nearest cent

What is the answer to the equation r+5/6=-3 1/6

Rearrange this equation to isolate c A=b (1/c-1/d)

Use the formula F=9/5C+32 to convert 24°c to degree F

Deluxe coffee is to be mixed with regular coffee to make at least 46 pounds of a blended coffee. The mixture must contain at least 11 pounds of deluxe coffee. Deluxe coffee costs $7 per pound and regular coffee $5 per pound.