Write the percent problem as a proportion and solve.67 is 50% of what number?
A. 1340
B. 13.4
C. 134
D. 33.5
Answer: C
Mathematics
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Find the derivative.y = 
+ 
A. y ' = 10 cos x - csc2 x B. y ' = -10 csc x cot x + sec2 x C. y ' = 10 csc x cot x - sec2 x D. y ' = 10 csc x cot x - csc2 x
Mathematics
Evaluate the expression.
A. 
B. 2!
C. 
D. 12
Mathematics
Provide an appropriate response.The graphs of two linear functions f and g are shown in the figure. Solve (i) the equation 
and (ii) the inequality 
A. x = 1; x < 1 B. x = 0; 0 < x < 1 C. x = 1; x < 3 D. x = 3; x < 3
Mathematics
The pictograph shows the number of bicyclists who participated in the Labor Day weekend bicycle race for the years indicated. 
What was the amount of decrease in the number of cyclists from 2001 to 2002?
A. 20 B. 35 C. 15 D. 25
Mathematics