Solve the problem.In a sale, the price of a computer is reduced from $1580 to $1285. Find the discount and the rate of discount. Round the discount rate to the nearest tenth of a percent if necessary.
A. $285; 22.2%
B. $295; 23%
C. $285; 18%
D. $295; 18.7%
Answer: D
Mathematics
You might also like to view...
Find the exact value of the trigonometric function. Do not use a calculator or tables.cos 
A. 
B. - 
C. - 
D. - 
Mathematics
Perform the indicated operation without the use of a calculator and express each answer in decimal notation.
A. 29,400,000,000,000 B. 600,000 C. 29,400,000 D. 600,000,000,000
Mathematics
Write the decimal in numbers.Eighty-two hundredths
A. 82 B. 0.82 C. 80.2 D. 0.082
Mathematics
Find the mass of the lamina bounded by the graphs of the equations 
and 
for the density 
style="vertical-align:middle;" />.
?
A. 
B. ?
C. ?
D. ?
E. ?
Mathematics