Write the rate as a unit rate.Paying $12 cents for 3 pens
A. $4 per pen
B. $0.25 per pen
C. $36 per pen
D. $15 per pen
Answer: A
Mathematics
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In the figure below, XC = 40 ê and R = 30 ê. Find Z.
\
a. 50.0 ê
b. 41.7 ê
c. 35.0 ê
d. 66.6 ê
e. 70.0 ê
Mathematics
Evaluate using the correct order of operation.
÷ 
A. 
B. 
C. 
D. 
Mathematics
Divide.-1.919 ÷ 19
A. -0.101 B. -1.01 C. -11.01 D. -1.101
Mathematics
Solve the equation.x = log10 0.0000001
A. 
B. 
C. 
D. 
Mathematics