Solve the problem.A man rode a bicycle for 12 mi and then hiked an additional 8 mi. The total time for the trip was 5 hr. If his biking rate was 10 mph faster than his hiking rate, what was each rate?
A. Biking: 13 mph; hiking: 3 mph
B. Biking: 11.5 mph; hiking: 1.5 mph
C. Biking: 12 mph; hiking: 2 mph
D. Biking: 14. mph; hiking: 4.5 mph
Answer: C
Mathematics
You might also like to view...
Determine from the graph whether the function has any absolute extreme values on the interval [a, b].
A.
| Absolute minimum only. |
B. Absolute minimum and absolute maximum.
C. No absolute extrema.
D. Absolute maximum only.
Mathematics
Find the LCD for the pair of rational expressions.
, 
A. x2 + 3 B. x(x + 3) C. x D. x + 3
Mathematics
Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.tan ? = 
, ? < ? < 
Find tan(2?).
A. 
B. - 
C. 
D. - 
Mathematics
Solve.3n2 = -6n - 1
A. 
B. 
C. 
D. 
Mathematics