Fill in the blank with one of the words or phrases listed below. 
A letter used to represent a number is called a(n) 
.
A. addend
B. variable
C. place value
D. solution
Answer: B
Mathematics
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Set up the percent proportion, and write "unknown" for the value that is not given. Recall that the percent proportion is 
= 
. Do not try to solve for any unknowns.10 is what percent of 67?
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Mathematics
Solve the equation graphically. Round to the nearest thousandth.ln
= log3
A. 1.268 B. 1.798 C. 1.515 D. 2.042
Mathematics
Evaluate or simplify the expression without using a calculator.ln e
A. -1 B. 1 C. 0 D. e
Mathematics
Find the distance between the pair of points. Express your answer in simplest radical form.(7, 6) and (10, 8)
A. 13 units
B. 5 units
C. 
units
D. 
units
Mathematics