Solve the problem.On the July 5 billing date, David had a balance due of $857.86 on his credit card. The transactions during the following month were: 
The interest rate on the card is 1.8% per month. Using the average daily balance method, find the finance charge on August 5 (July has 31 days).
A. $13.37
B. $14.08
C. $13.91
D. $13.89
Answer: B
Mathematics
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Find all cube roots of the complex number. Leave answers in trigonometric form.2 + 2i
A. 
cis 20°, 
cis 140°, 
cis 260°
B. 
cis 20°, 
cis 140°, 
cis 260°
C. 
cis 30°, 
cis 150°, 
cis 270°
D. 
cis 20°, 
cis 140°, 
cis 260°
Mathematics
(3a2b/4ac2)/(6ab2/2bc) =
a. c-1/4 b. ab-2/4 c. a2bc-1/4 d. 18a3bc-3/8 e. 18ac-1/8
Mathematics
Divide. Write with positive exponents.
A. 49x8 - 7x2 - 3 + 
+ 
B. 7x3 - 7x2 - 3
C. 7x3 - 49x7 - 21x5 + 14x3 + 3x2
D. 7x3 - 7x2 - 3 + 
+ 
Mathematics
Solve.On a biology test, a student got 25 questions correct but did not pass. On a second attempt, the student got 35 questions correct. What was the percent increase?
A. 60% B. 10% C. 28.6% D. 40%
Mathematics