Solve the problem.The position of a particle at time t is given by s, where 
. Find the velocity 
A. ds/dt = 
B. ds/dt = 
C. ds/dt = 
D. ds/dt = 
Answer: B
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Round the number to the nearest thousandth, nearest hundredth, and nearest tenth. Remember to round from the original number.425.615
A. 425.615, 425.61, 426 B. 425.62, 425.6, 425 C. 425.615, 425.62, 425 D. 425.615, 425.62, 425.6
Perform the indicated operations and simplify.2.08 + (2.94) 2.20 - 2.72
A. 8.324 B. 4.5 C. -2.6104 D. 5.828
Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.cos ? = 
, 
< ? < 2?Find sin(2?).
A. 
B. - 
C. 
D. - 
Solve the problem.Thompson's Hardware spent $81,020 this year on general insurance alone. If total sales were $873,500, what percent of total sales was spent on general insurance? Round to the nearest tenth of a percent, if necessary.
A. 9.3% B. 108% C. 10.8% D. 0.9%