Solve the problem.Gary can hike on level ground 3 miles an hour faster than he can on uphill terrain. Yesterday, he hiked 27 miles, spending 2 hours on level ground and 5 hours on uphill terrain. Find his average speed on level ground.
A. 6 mph
B. 3
mph
C. 6
mph
D. 3 mph
Answer: A
Mathematics
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Solve the problem.How much work does it take to slide a box 36 meters along the ground by pulling it with a 50 N force at an angle of 20° from the horizontal?
A. 1,691 joules B. 1,800 joules C. 734.5 joules D. 46.98 joules
Mathematics
Change 75 days to weeks and days. ?
A. 10 weeks, 5 days B. 12 weeks, 4 days C. 9 weeks, 3 days D. 9 weeks, 12 days E. 10 weeks, 6 days
Mathematics
Find all solutions of the equation in the complex number system.9x2 + 16 = 0
A. 
B. 
C. 
D. 
Mathematics
Write the solution set in interval notation.w is smaller than 34 and larger than 2
A. {w|2 > w < 34} B. {w|2 ? w ? 34} C. {w|2 > w > 34} D. {w|2 < w < 34}
Mathematics