Provide an appropriate response.In the initial simplex table below, find the pivot entry.
A. 10
B. -1
C. 6
D. 2
E. 0
Answer: C
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List all the elements of B that belong to the specified set.B = 
Whole numbers
A. 19, 0, 
B. 19, 0
C. 19, 
D. 19, -23, 0
Solve the problem.A ball is thrown upward with an initial velocity of 42 meters per second from a cliff that is 
high. The height of the ball is given by the quadratic equation 
where h is in meters and t is the time in seconds since the ball was thrown. Find the time that the ball will be 30 meters from the ground. Round your answer to the nearest tenth of a second.
A. 9.4 sec B. 9.5 sec C. 10.1 sec D. 10.0 sec
Write the percent equation. Do not solve.45% of what is 88?
A. 0.45 = 88n B. 0.45 ? 88 = n C. 0.45 + n = 88 D. 0.45n = 88
Rearrange the numbers using any order and grouping so that you can perform the addition as quickly as possible.6 + 6 + 2 + 4 + 6
A. 27 B. 24 C. 22 D. 25