Find the rate as a ratio of distance to time. Round to the nearest hundredth where appropriate.23.1 km, 3 days
A. 7.7 
B. 3 
C. 7.7 
D. 23.1 
Answer: C
Mathematics
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Find the amount of interest earned by the deposit.$1320 at 5% compounded continuously for 20 years
A. $5,491,545.84 B. $72,069.56 C. $1694.91 D. $3588.13
Mathematics
Use the information given about the angle ?, to find the exact value of the indicated trigonometric function.cos ? = - 
, ? in quadrant II Find cos 2?.
A. 
B. 
C. - 
D. - 
Mathematics
Write the solution set in interval notation.{x|x > 3}
A. [3, ?) B. (3, ?) C. (-?, 3] D. (-?, 3)
Mathematics
Identify the degree of the polynomial.5x2 + 6x - 4
A. 4 B. -4 C. 2 D. 3
Mathematics