HKCEE - 2009 - Paper 1

2009-I-01

Ans: $n=\dfrac{8+5m}{3}$
$\begin{array}{rcl}
\dfrac{3

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2009

2009-I-02

Ans: $\dfrac{x^{23}}{y^3}$
$\begin{array}{cl}
& \

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2009

2009-I-03

Ans: (a) $ab(a+b)$ (b) $(a+b)(ab+7)$

$\begin{array}{cl}

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2009

2009-I-04

Ans: (a) $406$ (b) $405.50$ (c) $410$

$406$
$405.50$
$410$

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2009

2009-I-05

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

$\begin{a

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2009

2009-I-06

Ans: $64$
Let $x$ and $y$ be the number of stamps owned by John

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2009

2009-I-07

Ans: (a) $43$ (b) $20\%$

The number of female interviewees
$

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2009

2009-I-08

Ans: (a) Yes (b) $56$

$\begin{array}{cl}
& \angle QOP

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2009

2009-I-09

Ans: (a) $A’=(-1,4)$, $B’=(-5,2)$ (b) No

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2009

2009-I-10

Ans: (a) Median $=26\text{ words per minute}$, range $=27\

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2009-I-11

Ans: (b) (ii) $\Delta CBA$, $\Delta CEF$

In $\Delta ACD$,
$\

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2009

2009-I-12

Ans: (a) (i) $x=11$ (ii) $(11,23)$ (b) (i) $6$ (ii) $69$

1. $x=1

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2009

2009-I-13

Ans: (a) (i) $864\pi\text{ cm}^3$ (ii) $608\pi\text{ cm}^

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2009

2009-I-14

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

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2009

2009-I-15

Ans: (a) (ii) No (b) $\$44.4$ (c) No

1. The taxi fare
  $\begin{ar

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2009

2009-I-16

Ans: (a) (i) $L_1:2x-y=0$, $L_2:x+2y-60=0$ (ii) $x\ge8$,

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2009

2009-I-17

Ans: (a) (i) $22.3\text{ m}$ (ii) $48.5^\circ$ (iii) $337\

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2009