Solve the problem. Round your answer to the nearest tenth unless indicated otherwise.Runners in a 20 km race run how many miles?
A. 10.0 mi
B. 32.2 mi
C. 12.4 mi
D. 21.2 mi
Answer: C
Mathematics
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If R1 = 47 ê, R2 = 53 ê, and R3 = 90 ê, then IT = 30 mA. Find I3.
a. 6.50 mA
b. 11.04 mA
c. 12.45 mA
d. 9.48 mA
e. 3.08 mA
Mathematics
Convert to decimal notation.5.47 × 107
A. 547,000,000 B. 382.9 C. 54,700,000 D. 5,470,000
Mathematics
Solve the inequality by using the graph of the function.f(x) < 0, where f(x) = 
.
A. (-?, -5] ? [1, ?) B. [-5, 1] C. (-?, -5) ? (1, ?) D. (-5, 1)
Mathematics
Find the exact value of the following expression without using a calculator.tan 
A. - 
B. 
C. 
D. - 
Mathematics