Solve the problem.If a rocket is propelled upward from ground level, its height in meters after t seconds is given by  During what interval of time will the rocket be higher than 117.6 m?

A. 6 < t < 7 (seconds)
B. 0 < t < 3 (seconds)
C. 4 < t < 6 (seconds)
D. 3 < t < 4 (seconds)


Answer: D

Mathematics

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Solve the problem. Round your answer to 2 decimal places when necessary.The population of a certain country is about 132 million. The overall death rate is 12.2 deaths per 1000. Approximately how many deaths are there in the country?

A. 16.1 million deaths B. 16,100 deaths C. 1.61 million deaths D. 161,000 deaths

Mathematics

Find the exact value of the expression.cos  cos  - sin  sin 

A. 0
B. 1
C. -1
D.

Mathematics

Provide an appropriate response.Does a person who receives a 2% pay raise in a year in which inflation runs 6% experience a net gain or loss in purchasing power (ignoring taxes)? Explain.

What will be an ideal response?

Mathematics

Write the percent as a fraction or mixed number in simplest form.350%

A. 3 
B. 35
C. 7
D. 1 

Mathematics