Solve the problem.During a drought, the water level in a river dropped 3 inches each day for 6 straight days. What was the change in the water level of the river during this this period?
A. -18 inches
B. 18 inches
C. -9 inches
D. 9 inches
Answer: A
Mathematics
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Solve. Write the answer in simplest form.The circle graph shows the fraction of books read by grades one through five. What fraction of books was NOT read by the second and fifth grades?
A. 
B. 
C. 
D. 
Mathematics
Multiply.
(-6)
A. 
B. - 
C. - 
D. 
Mathematics
Solve the problem.The manager of a candy shop sells chocolate covered peanuts for $5 per pound and chocolate covered cashews for $14 per pound. The manager wishes to mix 70 pounds of the cashews to get a 
mixture that will sell for $7 per pound. How many pounds of peanuts should be used?
A. 157.5 lb B. 315 lb C. 245 lb D. 122.5 lb
Mathematics
Evaluate the expression for the given replacement values. Write the answer in simplest form.
for x = 
, y = 
, z = 
A. 
B. 
C. 
D. 
Mathematics