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Toby plays a game with a dice called "Come and Go". He rolls the dice. If the score is 1 he moves forward 1 m. If the score is 2 he moves right 1 m. If the score is 3 he moves backwards 1 m. If the score is 4 he moves left 1 m. If the score is a 5 or 6 he stays where he is. Toby rolls the dice twice. What is the probability that he is exactly 2 m away from his starting point.

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Important Questions on Quantifying Randomness: Probability

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Toby plays a game with a dice called "Come and Go". He rolls the dice. If the score is 1 he moves forward 1 m. If the score is 2 he moves right 1 m. If the score is 3 he moves backwards 1 m. If the score is 4 he moves left 1 m. If the score is a 5 or 6 he stays where he is. Toby rolls the dice twice. What is the probability that he is more than one but less than 2 m away from his starting point.

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Erland's wardrobe contains five shirts-one blue, one brown, one white, one black and one purple. He reaches into the wardrobe and chooses a shirt without looking. He replaces this shirt and chooses again. What is the probability Erland chooses the purple shirt both times?
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A large school conducts a survey of the food provided by the school cafeteria. It is found that 45 of the students like pasta. Three students are chosen at random. What is the probability that all three students like pasta?
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Millie is playing in a cricket match and a game of hockey at the weekend. The probability that her team will win the cricket match is 0.75 and the probability of her team winning the hockey match is 0.85. What is the probability that Millies' team loses both matches?

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Three events A, B and C are such that A and B are mutually exclusive and P(A)=0.2,P(C)=0.3,P(AB)=0.4 and P(BC)=0.34.

Calculate P(B) and P(BC).

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Three events A, B and C are such that A and B are mutually exclusive and P(A)=0.2,P(C)=0.3,P(AB)=0.4 and P(BC)=0.34.

Determine whether B and C are independent.

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Muamar tosses a coin and rolls a six-sided dice. Find the probability that Muamar gets a head on the coin, and does not get a 6 on the dice.

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A missile has a 89 chance of hitting its target. If four missiles are launched what the probability that the target is not hit?