Find the surface area or volume.Use an integral table and a calculator to find to two decimal places the area of the surface generated by revolving the curve 
about the x-axis.
A. 40.67
B. 57.04
C. 69.72
D. 81.33
Answer: B
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Find the probability.Elise has put 5 cans (all of the same size) on her kitchen counter; 2 cans of vegetables, 2 cans of soup , and 1 can of peaches. Her son, Ryan, takes the labels off the cans and throws them away. Elise then chooses 2 cans (without replacement) at random to open. Find the probability that she will open at least 1 can of soup.
A. 
B. 
C. 
D. 
Simplify the expression by removing as many factors as possible from under the radical. Assume that all variables represent positive real numbers.
? 
A. 16
B. 64
C. 
D. 8
Find the zero of the linear function.F(x) = 
x - 5
A. - 
B. -30
C. 30
D. 
Solve the problem.Barges from ports X and Y went to cities A and B. X sent 30 barges and Y sent 8. City A received 21 barges and B received 17. Shipping costs $220 from X to A, $300 from X to B, $400 from Y to A, and $180 from Y to B. $8760 was spent. How many barges went where?
A. 21 from X to A, 9 from X to B, 0 from Y to A, and 8 from Y to B B. 19 from X to A, 11 from X to B, 2 from Y to A, and 6 from Y to B C. 17 from X to A, 17 from X to B, 4 from Y to A, and 4 from Y to B D. 15 from X to A, 15 from X to B, 6 from Y to A, and 2 from Y to B