Solve. Remember to insert units when writing your answer.A floor tile is 39.12 cm wide. How many tiles in a row are needed to cross a room 9.78 m wide?39.12 cm
9.78 m
A. 2.5 tiles
B. 2500 tiles
C. 25 tiles
D. 250 tiles
Answer: C
Mathematics
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Solve.An ice cream cone with a 4-centimeter diameter and 6-centimeter depth is filled exactly level with the top of the cone. Approximate how much ice cream (in cubic centimeters) is in the cone. Use 
for ?.
A. 301
cu cm
B. 75
cu cm
C. 100
cu cm
D. 25
cu cm
Mathematics
Simplify the complex rational expression using either Method I or Method II.
A. 
B. 
C. 
D. 
Mathematics
Use a special product formula to simplify.(3m + 8)2
A. 9m2 + 48m + 64 B. 9m2 + 64 C. 3m2 + 64 D. 3m2 + 48m + 64
Mathematics
Solve.A stock worth $264 per share on July 12 dropped to $75 per share on July 31 of the same year. Find how much it lost in value from July 12th to the 31st.
A. $190 B. $199 C. $189 D. $191
Mathematics