Solve the application by using multiplication or division.A person burns 7.4 calories per minute while walking. How many calories will be burned if the person walks for 3 hours?
A. 1332 calories
B. 22.2 calories
C. 222 calories
D. 13,320 calories
Answer: A
Mathematics
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Express as a sum of logarithms.log2 xy
A. log1 x + log1 y B. log2 x + log2 y C. log2 x - log2 y D. log1 x - log1y
Mathematics
Add or subtract and simplify.(6 - 6i) + (7 + 3i)
A. 13 + 3i B. 13 - 3i C. -1 + 9i D. -13 + 3i
Mathematics
Solve the problem.A slice of pizza leftover from last night has a radius of 7 inches, and the outer crust edge is 3 inches long. What is the radian measure of the angle formed by its edges? Give an exact answer.
A. 
radian
B. 
radians
C. 
radians
D. 
radians
Mathematics
Find a z-score satisfying the given condition.74.9% of the total area is to the left of z.
A. 0.66 B. -0.67 C. 0.68 D. 0.67
Mathematics