Find the sum.

A.  
B.
C.  
D.


Answer: C

Mathematics

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Use your calculator to perform the indicated operations. Give as many digits in your answer as shown on your calculator display.31.3 - 2.2 × 3

A. 62.26 B. 26.1 C. 87.90 D. 24.70

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Use modular arithmetic to find the answer.Fill in the blank so that the answer is nonnegative and the least possible number.285 ? ___ (mod 11)

A. 11 B. 10 C. 6 D. 5

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Solve for the missing values. Round money to the nearest cent, rate to the nearest tenth of a percent, and time to the nearest day.Principal: $60,391Interest: $8620Rate: 13.7%Time:  daysMaturity value: 

A. 354 days; $69,111 B. 375 days; $69,011 C. 376 days; $69,111 D. 410 days; $690,110

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Solve, finding all solutions in [0, 2?).sin x sin 2x + sin x cos x = cos x

A.  , ?,  
B.  ,  
C. 0,  
D.  

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