Solve the problem.Maria and Charlie can deliver 96 papers in 2 hours. How long would it take them to deliver 72 papers?
A. 2.7 hr
B. 1.5 hr
C. 144 hr
D. 2.3 hr
Answer: B
Mathematics
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Solve the system by substitution.
A. 
B. 
C. (3, 8)
D. (0, 0)
Mathematics
Convert 45.05% into a decimal.
a. 9.01 b. 0.04505 c. 4.505 d. 0.901 e. 0.4505
Mathematics
Write the English phrase as an algebraic expression. Then simplify the expression. Let x represent the number.The product of 3 and a number, which is then added to the product of 12 and the number.
A. 12x + 3x; 36x B. 3x ? 12x; 36x C. 12x + 3x; 15x D. 12x - 3x; 9x
Mathematics
Use the definite integral to find the area between the x-axis and f(x) over the indicated interval.f(x) = 
; [1, 3]
A. 3
B. 
C. 
D. 
Mathematics