Use the distributive property to write the sum as a product.(-4)c + (-4)r
A. 4(c - r)
B. 4(c + r)
C. -4(c + r)
D. -4(c - r)
Answer: C
Mathematics
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Solve the problem. Round to the nearest hundredth, if necessary.The average weekly income of teachers in one school district is $760 with a standard deviation of 
Find the percentage of teachers earning more than $820 a week.
A. 78.81% B. 81.33% C. 80% D. 21.19%
Mathematics
Solve the problem.A can has a height of 17 centimeters and a radius of 7 centimeters. Find its total surface area. Use 
and round to the nearest tenth.
A. 1055.0 sq cm B. 791.3 sq cm C. 747.3 sq cm D. 2615.6 sq cm
Mathematics
Add or subtract as indicated. Simplify, if necessary.- 
- 
A. - 
B. 
C. - 
D. - 
Mathematics
Evaluate the sum.
A. 6 B. -6 C. 30 D. 2
Mathematics