Solve the problem.A diving pool that is 6 m deep and full of water has a viewing window on one of its vertical walls. Find the force on a circular window, with a radius of 0.5 m, tangent to the bottom of the pool. Round to three decimal places when appropriate.
A. 48,866.294 N
B. 42,332.961 N
C. 6533.333 N
D. 60,812.018 N
Answer: B
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Solve the problem.Find the average value of f(x, y, z) = 3x + 8y + 5 over the rectangular solid in the first octant bounded by the coordinate planes and the planes 
, 
, 
.
A. 
B. 140
C. 104
D. 68
Use the rules for exponents to rewrite the expression and then evaluate the new expression. 3-2? 34
A. 
B. 6
C. -729
D. 9
Solve the problem.Andrea is having her yard landscaped. She obtained an estimate from two landscaping companies. Company A gave an estimate of $190 for materials and equipment rental plus $50 per hour for labor. Company B gave an estimate of $260 for materials and equipment rental plus $40 per hour for labor. Create a cost equation for each company where y is the total cost of the landscaping and x is the number of hours of labor. Determine how many hours of labor will be required for the two companies to cost the same.
A. 10 hr B. 11 hr C. 7 hr D. 6 hr
How many seven-digit telephone numbers are possible if the first two digits cannot be twos or zeros? ?
A. 6,400,000 B. 64,000,000 C. 10,000,000 D. 8,000,000 E. 800,000