Provide an appropriate response.Change 0.45° to equivalent minutes and seconds. Round to the nearest second if necessary.
A. 27'
B. 1,620'
C. 105'
D. 54'
Answer: A
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A school board has determined that there should be 3 teachers for every 50 students. How many teachers are needed for an enrollment of 2,750 students?
A. 190 teachers B. 176 teachers C. 165 teachers D. 181 teachers E. 222 teachers
Solve.Find the sum of all multiples of 6 that are between 54 and 150, inclusive.
A. 1734 B. 816 C. 1584 D. 1530
Provide an appropriate response.An earthquake which is 520,000 times as intense as a zero-level earthquake has a magnitude on the Richter Scale which is 2.7 more than the intensity of another earthquake. What is the intensity of the other earthquake?
What will be an ideal response?
Solve the problem.Suppose a life insurance policy costs $28 for the first unit of coverage and then $7 for each additional unit of coverage. Let C(x) be the cost for insurance of x units of coverage. What will 10 units of coverage cost?
A. $70 B. $42 C. $98 D. $91