Set up the percent proportion for the application problem. Do not try to solve for any unknowns.A chemical is 42% pure. In 580 grams of the chemical, how much is pure?
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Answer: C
Mathematics
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Write the ratio in lowest terms.8
tons to 8
tons
A. 
B. 
C. 
D. 
Mathematics
Show that the set has cardinality 
.
?
A. 
B. 
C. 
D. 
E. 
Mathematics
Translate to a formula, then use the formula to solve the problem. Round the answer to the nearest whole number if necessary.The surface area of a box is equal to twice the sum of its length times its width, its length times its height, and its width times its height. Find the surface area of a box with a length of 20.1 cm, a width of 12.4 cm, and a height of 6.4 cm. 
A. 914 cm2 B. 835 cm2 C. 1156 cm2 D. 457 cm2
Mathematics
Write the expression in interval notation. Graph the interval.-8 ? x ? -6
A. (-8, -6)
B. [-8, -6)
C. [-8, -6]
D. (-8, -6]
Mathematics