Add. Simplify, if possible.
+ 
A. 
B. 
C. 
D. 
Answer: C
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Solve the problem by using two equations with two variables.Julie and Eric row their boat (at a constant speed) 27 miles downstream for 3 hours, helped by the current. Rowing at the same rate, the trip back against the current takes 9 hours. Find the rate of the current.
A. 6 mph B. 4 mph C. 2.5 mph D. 3 mph
Depreciation Suppose the cost of a business property is $480,000 and a company wants to use a straight-line depreciation schedule for a period of 240 months. If y is the value of this property after x months, then the company’s depreciation schedule will be the equation of a line through (0, 480,000) and (240, 0). Write the equation of this depreciation schedule.
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The Jazz Band at State University has 33 members and the Lab Band has 42 members. Eight members belong to both bands. How many musicians are there when the bands combine for a joint concert?
What will be an ideal response?
In fall 2003, UCLA admitted 24% of its California resident applicants, 22% of its applicants from other U.S. states, and 18% of its international student applicants. Of all its applicants, 87% were California residents, 9% were from other U.S. states, and 4% were international students. What percentage of all admitted students were California residents? (Round your answer to the nearest 1%.) ?
A. 89% B. 87% C. 85% D. 80% E. 20%