1
GATE CSE 2010
MCQ (Single Correct Answer)
+2
-0.6
What is the probability that divisor of $${10^{99}}$$ is a multiple of $${10^{96}}$$ ?
A
1/625
B
4/625
C
12/625
D
16/625
2
GATE CSE 2010
MCQ (Single Correct Answer)
+2
-0.6
Consider a company that assembles computers. The probability of a faulty assembly of any computer is P. The company therefore subjects each computer to a testing process. This gives the correct result for any computer with a probability of q. What is the probability of a computer being declared faulty?
A
pq + (1 - p) (1 - q)
B
1 - q) p
C
(1 - p) q
D
pq
3
GATE CSE 2009
MCQ (Single Correct Answer)
+2
-0.6
An unbalanced dice (with 6 faces, numbered from 1 to 6) is thrown. The probability that the face value is odd is 90% of the probability that the face valueis even. The probability of getting any even bnumbered face is the same.

If the probability that the face is even given that it is greater than 3 is 0.75, which one of the following options is closest to the probability that the face value exceeds 3?

A
0.453
B
0.468
C
0.485
D
0.492
4
GATE CSE 2008
MCQ (Single Correct Answer)
+2
-0.6
Aishwarya studies either computer science or mathematics everyday. If she studies computer science on a day, then the probability that the studies mathematics the next day is 0.6. If she studies mathematics on a day, then the probability that she studies computer science the next day is 0.4. Given that Aishwarya studies computer science on Monday, what is the probability that she studies computer science on Wednesday?
A
0.24
B
0.36
C
0.4
D
0.6
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