Solve the problem.The bacteria in a 8-liter container double every 3 minutes. After 57 minutes the container is full. How long did it take to fill a quarter of the container?

A. 42.8 min
B. 14.3 min
C. 51 min
D. 28.5 min


Answer: C

Mathematics

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What will be an ideal response?

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Solve the problem.Find the measure of an angle such that the sum of the measures of its complement and its supplement is 164°.

A. 8° B. 16° C. 48° D. 53°

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Provide an appropriate response.The roots of  - x = 7 are

A. -4 only B. -4 and -9 only C. -4 and 9 only D. 4 only E. -9 only

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Add. Write a mixed numeral for the answer.4 + 1

A. 5
B. 5
C. 6
D. 5

Mathematics