Twelve people apply for a job, 7 men and 5 women. If four people are hired at random, find the probability at least two women are hired.
What will be an ideal response?
Mathematics
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; mixed number
A. 7
B. 6
C. 7
D. 8
Mathematics
Tell whether the relation is reflexive, symmetric, or transitive on the set of all people. Also tell whether the relation is an equivalence relation."Is a sibling of"
A. Reflexive and symmetric; not an equivalence relation B. Reflexive, symmetric and transitive; equivalence relation C. Symmetric and transitive; not an equivalence relation D. Reflexive and transitive; not an equivalence relation
Mathematics
Provide an appropriate response.Use the FOIL method to find the product: (a + 5)(a - 3)
A. a2 - 2a - 15 B. a2 - 8a + 15 C. a2 + 2a - 15 D. a2 + 8a - 15
Mathematics
Use the square root method to solve the equation. y2 - 20 = 0
A. 10
B. ± 2
C. 400
D. 
Mathematics