Decide if the situation is a permutation or a combination and then answer the question.In how many ways can a student work 8 out of 10 questions on an exam?
A. Combination; 45
B. Permutation; 100,000,000
C. Combination; 16
D. Permutation; 90
Answer: A
Mathematics
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Divide. Simplify, if necessary.
÷ 
A. 
B. 
C. 
D. 
Mathematics
Solve the equation symbolically.x + 12.4 = 34.7
A. 26.3 B. 21.8 C. 23.3 D. 22.3
Mathematics
Determine whether the following is a probability model.
A. Yes B. No
Mathematics
Use the quadratic formula to solve the quadratic equation. Approximate the solutions to the nearest tenth.5.1x2 - 5.8x - 4.8 = 0
A. -1.7, 0.6 B. -0.6, 1.7 C. -1.1, 3.4 D. -1.5, 0.3
Mathematics