Provide an appropriate response.Let an= a1+ (n - 1)d1and bn= b1+ (n - 1)d2be arithmetic sequences. Given that 
is also an arithmetic sequence, find c1.
A. a1+ b1+ r(d1+ d2)
B. a1+ r?b1
C. a1+ b1+ d1+ d2
D. a1+ b1
Answer: B
Mathematics
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Provide an appropriate response.If 
of the telephone workers in a city are female, what percent are female?
A. 40% B. 30% C. 60% D. 50%
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Subtract and write the result in lowest terms.
- 
A. 0
B. 
C. 11
D. 
Mathematics
Simplify.
A. 
B. 
C. cd
D. 
Mathematics
Evaluate the expression.(f ? f)(1) when f(x) = 3x + 4 and g(x) = 2x2 + 5
A. 7 B. 19 C. -7 D. 25
Mathematics