Perform the indicated operation.
+ 
A. 
B. 
C. 
D. 
Answer: C
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Provide an appropriate response.Determine whether the statement is true or false. Explain.According to the quotient rule for radicals, 
= 
, where b ? 0.
What will be an ideal response?
Solve.A triangle drawn on a map has sides of lengths 8.0 cm, 11 cm, and 13 cm. The shortest of the corresponding real-life distances is 97 km. Find the longest of the real-life distances. Round to the nearest unit.
A. 133 km B. 158 km C. 60 km D. 115 km
Insert <, >, or = to make the statement true.
A. > B. = C. <
Solve the problem.A merchant has coffee worth $40 a pound that she wishes to mix with 90 pounds of coffee worth $90 a pound to get a mixture that can be sold for $50 a pound. How many pounds of the $40 coffee should be used?
A. 180 pounds B. 450 pounds C. 225 pounds D. 360 pounds