Dimensional Analysis Practice

Front

How many hours are in a fortnight (2 weeks)? 1 week = 7 days; 1 day = 24 hours

Back

336 hours

Front

How many decades are equal to 1.7 x 10²⁵ minutes? (60 min = 1 hour; 24 hours = 1 day; 7 days = 1 week; 52 weeks = 1 year; 10 years = 1 decade)

Back

3.2 x 10¹⁸ decades

Front

On Dr. Davis' bookshelf, there are 23 science textbooks, each with an average of 31 chapters. If each chapter contains 5 pages, how many total pages are there?

Back

3600 pages

Front

If each step is approximately 22 inches, how many steps will it take to walk down Main Street (a length of 0.25 miles)?

Back

720 steps

Front

A newborn baby eats 8 times a day, consuming 2.5 ounces of formula each time. How many days to eat 1000 ounces?

Back

50 days

Front

Jonathan raised 60 goats, then he traded all the goats for sheep at an exchange rate of 5 goats for 7 sheep. Next, he exchanged all the sheep for hogs at a rate of 4 sheep for 2 hogs. How many hogs did he get?

Back

42 hogs

Front

How many truckloads will it take to carry 3.75 x 10⁶ eggs? Each carton holds 12 eggs, each crate holds 20 cartons, and each truck carries 3130 crates. [Round your answer to 1 sig fig]

Back

5 trucks

Front

How many ice cream cones must be served to earn $5,800 if you serve 25 cones per hour, work 8 hours a day, 5 days a week, and earn $940.34 every 2 weeks?

Back

12,000 cones

Front

Your roof has a leak. If it leaks at a rate of 14 drops per minute, how many hours will it take to fill a 5 gallon bucket? (20 drops = 1 mL; 30 mL = 1oz; 64 oz = 1 gal)

Back

230 hours

Front

A backyard pool is 15.8 feet wide, 19.2 feet long and 5.5 feet deep. What is this pool's volume in cubic meters? [1 meter = 3.28 ft]

Back

47.3 m³