Answer the question asked. When necessary, round to the nearest hundredth.Three gift wrappers can wrap a box full of gifts in 10 minutes, 20 minutes, and 90 minutes, respectively. How long will it take them to wrap the box full of gifts if they work together? (Round to the nearest minute, if necessary.)
A. 7 min
B. 120 min
C. 6 min
D. 40 min
Answer: C
Mathematics
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Graph the equation by plotting points.y = -x2 + 5
A. 
B. 
C. 
D. 
Mathematics
Identify a pattern in the list of numbers. Then use this pattern to find the next number.1, 2, 2, 4, 4, 8
A. 8 B. 6 C. 16 D. 12
Mathematics
Solve and check the equation.-6x + 1.5 = -36.3 - 1.8x
A. {6.6} B. {9} C. {-42} D. {6.3}
Mathematics
9 + 1
A. 9
B. 10
C. 11
D. 11
Mathematics