Solve.A car travels 147 miles in 2 hours and 30 minutes. What is its average speed in mph and km/hr? (Round to the nearest tenth.)
Fill in the blank(s) with the appropriate word(s).
58.8 mph
94.6 km/hr
Mathematics
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Use the graph to find a ? > 0 such that for all x, 0 < 
< ? ? 
< ?.
A. -0.05 B. 0.05 C. 12 D. 0.5
Mathematics
Solve.44 + x = 71
A. 27 B. 115 C. 98 D. 3124
Mathematics
Approximate the number using a calculator. Round your answer to three decimal places.e-2.1
A. 0.122 B. -0.122 C. 0.422 D. -5.708
Mathematics
Factor the polynomial.7z4 - 59z2 - 36
A. (7z2 - 9)(z2 + 4) B. (7z2 - 4)(z2 - 9) C. (7z2 + 4)(z2 - 9) D. (7z3 + 4)(z - 9)
Mathematics