An aspirin tablet contains 500 milligrams (mg) of the active ingredient. Suppose the label on the box must put that amount in decigrams (dg). What mass of the active ingredient would be printed on the box?

(a)  

Gerard's mom told him she will be home from work in 65 minutes. It is 4:27 P.M., and Gerard has soccer practice at 6:00 P.M. How many minutes will Gerard have between the time his mom gets home from work and the beginning of soccer practice? (HINT: Convert 65 minutes to the format hours:minutes).

(a)  

On Ana's way home from school yesterday, she ran half of the total distance, jumped 90 ft of the total distance, and walked the rest of the way home. She walked a total of 360 ft. How far is Ana's home from school in meters? Consider that 1 ft = 12 in, and 1 in = 2.54 cm (HINT: First find the total distance in feet and then do the conversion)

(a)  

The circumference of the Earth is 25 000 miles (mi) at the Equator. How much is that in Megameters? Consider that 1 mile = 1.609 km.

(a)