Simplify. Write the answer as a mixed number as needed.
÷ 
? 
A. 
B. 70
C. 
D. 50
Answer: A
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Graph the system of inequalities.x > 2 y ? -2
A. 
B. 
C. 
D. 
Use percents, percent equations, and/or percent proportions to solve the application.Students enrolled in a prealgebra class can withdraw within the first two weeks without receiving a grade. If there were 30 students registered for class on the first day and 22 remaining at the end of the second week, what was the percent decrease in students for the first two weeks? Round to the nearest tenth of a percent, if necessary.
A. 36.4% B. 73.3% C. 26.7% D. 63.6%
Provide an appropriate response.The formula for finding the amount an investment grows to if it is compounded continuously is A = Pert, A is the accumulated amount, P is the principal invested, e is the natural exponent, r is the rate per year, and t is the number of years. Find the accumulated amount A if $4,500 is compounded continuously for 6 years at 7.5% per year.
Fill in the blank(s) with the appropriate word(s).
Find the midpoint of the line segment joining the two points.(7, 0) and (9, 2)
A. 
B. 
C. 
D. 