Solve the problem.The diameter of a plant cell is 0.000029912 meter. Express this number in scientific notation.
A. 2.9912 × 104 m
B. 2.9912 × 10-5 m
C. 2.9912 × 105 m
D. 2.9912 × 10-4 m
Answer: B
Mathematics
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Solve the problem.If a group of 284 people is to be split into equal-sized subgroups of at least two people and no more than 30 people, what are the possible group sizes?
A. 2 and 4 B. 2, 3, and 4 C. 2 and 28 D. 3 and 4
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Solve the problem.A survey of hourly wages stated that the hourly wages for an entry level worker for clerk's position were $4, $4, $7. Find the average hourly wage.
A. $16 B. $6 C. $5 D. $15
Mathematics
Solve the equation.log9x = -5
A. 1,953,125
B. 
C. 
D. 59,049
Mathematics
Use the given triangles to evaluate the expression. Rationalize all denominators. 
sec 60° - sin 60°
A. 
B. 
C. 
D. 
Mathematics