Solve the problem.A comet has a nearly circular orbit around a star with a radius of 364 million miles and requires 6.63 earth years to complete one orbit. Estimate the orbital speed of the comet in miles per hour. Round to the nearest mile per hour.
A. 39,379 mph
B. 345 mph
C. 344,959,196 mph
D. 945,094 mph
Answer: A
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Find the focus and directrix of the parabola.4x - 16y2 = 0
A. 
, x = 
B. 
, y = - 
C. 
, x = - 
D. 
, x = - 
Solve.Because of the increase in traffic between Springfield and Orangeville, a new road was built to connect the two towns. The old road goes south x miles from Springfield to Freeport and then goes east 
miles from Freeport to Orangeville. The new road is 11 miles long and goes straight from Springfield to Orangeville. Find the number of miles that a person saves by driving the new road over the old one. 
A. (
+ 11) mi
B. 
mi
C. 
mi
D. (
- 11) mi
State whether the triangles are congruent. If the information given is not sufficient, state "No conclusion possible".
?
23 in23 in
A. Not congruent B. Congruent C. No conclusion possible
Find the mean. Round to the nearest tenth unless otherwise stated.Annual salaries: $31,520, $27,148, $36,298, $27,986Round to the nearest whole number.
A. $30,738 B. $31,520 C. $27,148 D. $30,737