Given a group of students: 
or 
count the different ways of choosing the following officers or representatives for student congress. Assume that no one can hold more than one office.A male president and three representatives
A. 3
B. 72
C. 9
D. 6
Answer: B
Mathematics
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Perform the indicated operations and simplify the result so there are no quotients.
- 
A. 1 B. 1 - sin ? C. - sec2? D. 0
Mathematics
Find the acute angle between the lines.3x - y = -16 and 2x + y = 13
A. 30° B. 45° C. 60° D. 75°
Mathematics
Decide whether the relation defines a function.
A. Function B. Not a function
Mathematics
Solve.In a particular city, 
of the residents subscribe to the local newspaper. Write this fraction as a percent.
A. 0.05% B. 5% C. 50% D. 0.5%
Mathematics