Solve the problem. Round to the nearest tenth if necessary.The price of a printer was reduced from $400 to $180. What was the percent of decrease?
A. 55%
B. 45%
C. 122.2%
D. 60%
Answer: A
Mathematics
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Evaluate 
Round your result to three decimal places.
a. –1.407 b. 1.407 c. 0.711 d. –0.711
Mathematics
Use the distributive property to write the sum as a product.(-3)c + (-3)r
A. -3(c + r) B. 3(c - r) C. 3(c + r) D. -3(c - r)
Mathematics
Evaluate the sum. Round to the nearest hundredth if necessary. 
A. 46 B. 534 C. -534 D. 351,788
Mathematics
Simplify.
? 
A. 
B. 
C. 
D. 
Mathematics