Answers to midterm practice problems

M1030

Conversions to know:

1 mile = 1.6 kilometers
1 yard = .9144 meters
1 inch = 2.54 centimeters
2.205 pounds (lbs.) = 1 kilogram

1. 1071 miles
2. $2142.86
3. 1.2% increase
4. -15.1%
5. The afternoon movie is $2.50 or 42% less than the late movie. The late movie is $2.50 or 71% more than the afternoon movie.
6. 16 miles
7. 4217.70 $\frac{g}{cm^2}$
8. a) True; b) 240% c) 41.67% d) True
9. Bank A
10. $11.903.13
11. $7417.01; 6.72%
12. $8538.98
13. $143.23
14. a) $898.16 b) 58%
15. a) $12,625.50 b) $13,874.17