Solve. Write the answer as a mixed number in simplest form.Ted walks around a lake on a path that is 5
miles long. It takes him 2
hours to complete his walk. What is his average speed (in miles per hour)?
A. 2
miles per hour
B. 2
miles per hour
C. 3
miles per hour
D. 2
miles per hour
Answer: B
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Evaluate the improper integral or state that it diverges.
A. - 
ln 3
B. 
ln 2
C. 
ln 3
D. 2 ln 3
Solve the system of equations.- 
x + 5y - 2z = -313x + 
y + z = 20 x - 3y + 4z = 31
A. (6, -3, 4) B. (9, -3, 5) C. (6, -6, 5) D. (9, -6, 4)
Write the English phrase as an algebraic expression. Let the variable x represent the number.Twice a number, increased by 79
A. 2x - 79 B. 2x + 79 C. 2(x + 79) D. x + 79
Find the balance due on the maturity date of the note. Find the total amount of interest paid on the note. Use the United States Rule.Principal: $60,000Interest: 10%Time (days): 180Partial payment:$20,000 on day 60 $20,000 on day 120
A. $23,866.67; $3866.67 B. $21,652.18; $1652.18 C. $24,022.42; $4022.42 D. $22,044.72; $2044.72