Solve the problem.Mrs. Bollo's second grade class of thirty students conducted a pet ownership survey. Results of the survey indicate that 8 students own a cat, 15 students own a dog, and 5 students own both a cat and a dog. How many of the students surveyed own no cats?
A. 27
B. 15
C. 10
D. 22
Answer: D
Mathematics
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Change the Cartesian integral to an equivalent polar integral, and then evaluate.
A. 
B. 
C. 
D. 
Mathematics
Find the derivative of the function at the given point in the direction of A.
A. - 5.615234375e+09
B. - 
C. - 
D. - 5.37109375e+09
Mathematics
Solve the problem.The Earth rotates about its pole once every 24 hours. The distance from the pole to a location on Earth 43° north latitude is about 2896.2 miles. Therefore, a location on Earth at 43° north latitude is spinning on a circle of radius 2896.2 miles. Compute the linear speed on the surface of the Earth at 43° north latitude.
A. 18,197 mph B. 121 mph C. 758 mph D. 725 mph
Mathematics
Solve the problem.log 64 x = 
A. 
B. 64
C. 16
D. 4
Mathematics