7.4 Conversions

Basketball center Steve Tootall is 7 feet 2 inches in height. What is Steve’s height in inches?

(note: 1 foot = 12 inches)

There are approximately 28.35 grams in an ounce, and 16 ounces in a pound. How many grams does a quarter-pound hamburger weigh? Round your answer to nearest whole number of grams.

1000 meters is 1 kilometer, and 100 hectares is one square kilometer. How many square meters are in 1 hectare?

On the planet Qinbob, the unit of currency is the Ploktar, the unit of weight is the stuun, and the unit of volume is the piquat. The precious liquid vimwy is worth 400 Ploktars per stuun and has a density of 20 stuun per piquat. If Aanie has 500 piquat of vimwy, then how many Ploktars is her vimwy worth?