Solve the problem.In a survey about the number of siblings of college students, the following probability table was constructed: 
What is the probability that a student 3 or more siblings?
A. 0.75
B. 0.13
C. 0.25
D. 0.12
Answer: C
Mathematics
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Solve the problem.When reading a nutrition label for a box of chocolates, you see that there are 320 calories in 8 pieces. Use scaling to find the number of pieces that contain 920 calories.
A. 46 pieces B. 33 pieces C. 23 pieces D. 2560 pieces
Mathematics
Evaluate the determinant.
A. 7 B. -89 C. -7 D. 149
Mathematics
Solve the problem.A ball is thrown vertically upward from the ground at a velocity of 144 feet per second. Its distance from the ground after t seconds is given by 
How fast is the ball moving 5 seconds after being thrown?
A. -31 ft per sec B. -16 ft per sec C. 64 ft per sec D. 320 ft per sec
Mathematics
Use a triple integral to find the volume of the solid shown below.
?
?
, 
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics