Simplify the expression.2(4x + 2) + 3(x + 4)
A. 11x + 6
B. 24x
C. 11x + 16
D. 14x + 16
Answer: C
Mathematics
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Use the 68-95-99.7 rule to solve the problem.At one college, GPA's are normally distributed with a mean of 3 and a standard deviation of 0.4. What percentage of students at the college have a GPA between 2.6 and 3.4?
A. 68% B. 99.7% C. 95% D. 84%
Mathematics
Use the rules for exponents to rewrite the expression and then evaluate the new expression. (2-2)0
A. 1
B. 
C. 0
D. -4
Mathematics
Solve.y varies jointly with x and w. If y = 2.4 when x = 30 and w = 8, find y when x = 45 and w = 8.
A. y = 36 B. y = 7.2 C. y = 360 D. y = 3.6
Mathematics
Evaluate the series, if it converges.
A. Does not converge.
B. 
C. 
D. - 
Mathematics