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.Management Sciences
Category: Probability
The probability that A speaks truth is 3/5 and that of B speaking truth is 4/7. What is the probability that they agree in stating the same fact?
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A. 18/35
B. 12/35
C. 17/35
D. 19/35
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If four coins are tossed, the probability of getting two heads and two tails is__________?
A. 3/8
B. 6/11
C. 2/5
D. 4/5
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What are the chances that no two boys are sitting together for a photograph if there are 5 girls and 2 boys?
A. 1/21
B. 4/7
C. 2/7
D. 5/7
If a card is drawn from a well shuffled pack of cards, the probability of drawing a spade or a king is__________?
A. 19/52
B. 17/52
C. 5/13
D. 4/13
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The probability that a number selected at random from the first 50 natural numbers is a composite number is__________?
A. 21/25
B. 17/25
C. 4/25
D. 8/25
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