Solve the problem.The sum of two numbers is 72, and twice their difference is 24. What is the smaller of the two numbers?
A. 24
B. 48
C. 42
D. 30
Answer: D
Mathematics
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Solve the problem.Let D be the smaller cap cut from a solid ball of radius 8 units by a plane 7 units from the center of the sphere. Set up the triple integral for the volume of D in spherical coordinates.
A. 
B. 
C. 
D. 
Mathematics
Solve the given trigonometric equation analytically (using identities when necessary for exact values when possible) for values of x for 0 ? x < 2?.sin x cos x = 
A. 0, 
, ?, 
B. 0
C. 
, 
, 
, 
, 
, 
, 
D. 
, 
Mathematics
Write the percent in decimal format.550%
A. 5.51 B. 5.5 C. 55 D. 0.55
Mathematics
Solve for base in the problem. Round to the nearest hundredth, if necessary.579 cartons is 11.5% of cartons.
A. 50,347.8 B. 13 C. 0.13 D. 5034.78
Mathematics