#12. a mile is 5280 ft, not 5820
The rest look ok (including #15!)
Dimensional Analysis
10. 17 cups = (8.5) pints
11. 18 pounds = (288) oz
12. 7.5 miles = (43650) ft
13. 32 quarts = (8) gal
14. 18 quarts = (72) cups
15. 180,000 inches = (2.84) miles
16. 4.5 tons = (144,000) oz
4 answers
Oops. It would be 39,600, right?
12 is wrong
15 is close. I got 179,942.4 inches
The rest are right.
15 is close. I got 179,942.4 inches
The rest are right.
I'd say #15 is right, since you were given 180,000 inches. 2.84 miles is close enough, IMO.