HKCEE - 2006 - Paper 1 -

Ans: (a) $24$ (b) $\dfrac{2}{5}$

1. Since the mean of the ten nu

Ans: B
Note that for the probability of any events must be a nu

Ans: C
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& 1

Ans: B
Note that the sample space is

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Ans: B
$P\text{(the 2nd correct $|$ at least one correct)}$

Ans: (a) (i) $\dfrac{3}{5}$ (ii) $\dfrac{3}{20}$ (iii) $\

Ans: A
The required probability

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Ans: B
The required probability

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Ans: D
The required probability

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Ans: $\dfrac{1}{3}$
The required probability

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Ans: B
Note that the prime numbers between $40$ and $49$ are $

Ans: $\dfrac{7}{50}$
The required probability

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Ans: (a) Brand $B$ (b) (i) $\dfrac{5}{6}$ (ii) $\dfrac{73}

Ans: C
The required probability

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Ans: C
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\text{P(drawing a red ball)} &

Ans: A
The required probability

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Ans: (a) $\dfrac{19}{24}$ (b) (i) $\dfrac{5}{9}$ (ii) $\d

Ans: A
The required probability

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Ans: C
The required probability

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=