The Timer has started 10:00
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1)
The probability of getting a 5 when a die is thrown?
- A) 1/6
- B) 5/6
- C) 1/3
- D) 2/6
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2)
If A and B are two sets then the set of all elements that belong to both A and B, is
- A) A U B
- B) A C B
- C) A--B
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3)
What is the expectation of the number of heads when three fair coins are tossed?
- A) 1
- B) 1.5
- C) 2
- D) 2.5
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4)
If a graph has any vertex of degree 3 then
- A) It must have Euler circuit
- B) It must have Hamiltonian circuit
- C) It does not have Euler circuit
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5)
If r is a positive integer then gcd(r,0)=
- A) r
- B) 0
- C) 1
- D) 2
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6)
In the planar graph, the graph crossing number is
- A) 0
- B) 1
- C) 2
- D) 3
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7)
How many ways are there to select five players from a 10 member tennis team to make a trip to a match to another school?
- A) C(10,5)
- B) C(5,10)
- C) P(10,5)
- D) None of these
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8)
Euler formula for graphs is
- A) f = e-v
- B) f = e+v +2
- C) f = e-v-2
- D) f = e-v+2
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9)
The part of definition which can be expressed in terms of smaller versions of itself is called
- A) Base
- B) Restriction
- C) Recursion
- D) Conclusion
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10)
The square root of every prime number is irrational
- A) True
- B) False
