Find the indicated probability.The following contingency table provides a joint frequency distribution for a group of retired people by career and age at retirement. Age at Retirement 
Suppose one of these people is selected at random. Compute the probability that the person selected was an attorney who retired between 61 and 65.
A. 0.299
B. 0.133
C. 0.242
D. 0.445
Answer: B
Mathematics
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Write the number as a product of a real number and i. Simplify the radical expression.
A. 2
B. -2
C. 2i
D. -2i
Mathematics
Perform the indicated operation and write the answer in lowest terms.
+ 
A. 5
B. 0
C. 
D. 
Mathematics
Prove the identity.
= 
What will be an ideal response?
Mathematics
Perform the indicated operation. Write the answer in scientific notation.
A. 4.8 × 1012 B. 4.8 × 10-2 C. 2.4 × 1012 D. 2.4 × 10-2
Mathematics