NC

15 MAY 169

CITY: HALL

P-TASSIC8) VAM KIU

-CALAIS SÃE ATE IN KE

1969

C 熊文中學會考試題預習!

歐陽貓女

數學

If youx. find the ratio in which y is increased

4f x is increased in the ratio 3 2

3.2

D. 27

EB 27

Find the increase in the volume of a cone when the base radius is increased by 10% and the height" by 5%

A 27%

B. 1:5%

C. 25%

D. 6.05%

E 10%

The nth term of a certain series is (-1)" fand the sum of the first n ts.

An

BLO

Ca. 1

D.

-1

E. None of the abova

郭日橋式

Fina the sposa on s' train ar an increase DI 6 aan. lowers the time for a journey of 72 miles by 10 mins.

Draw the graphs or y a

and ya 1 -

x+3

values of x from -2 to +6. that is the quadratic equation whose roots are given by the intersections of the two graphs ? Obtain its roots graphically

Find four proportionals such that the sum of the extremes is 13, the sum of the means 1s 11, and the sum of the squares of all four numbers is 170.

HINTS & ANS.

LogoN

二胡星日三十月五五九六九一罨公年八十五國民蔬中

=

CCC文中學會考試題預習

英文科 (二十八)

理機

advertising, or of fons ther form, we do well to

realize what the purpose of the exercise is to

orutinize the frote and the reasoning carefully and

ses_appeals to prestige and emotion for what thevi

For nach word taken from the passage choose, fromi the four expressions given the one nearest in meaning i

a) propaganda (1) news

Section

1. (0) 6." (R)

2. (E)

3.

7. (R)

117(A)

42.MC

23%

(B). 9. (5) 14. (E)

(A) 10. (9) 15. (E)

16. (T)

17. (T)

18.

19. (P

201 (4)

21. (D)

22. (E)

23.

24. (D)

25.

26 (5)

27.

28.

29. (Q)

30 (4)

31. (D).

32.

(E)

33.

34% (0)

35. (D)

36.

37. (R)

38. (P)

39. (5)

XO. (T)

12. (E)

46.

43: (C) 48.

45. (B)

49.

50. RY

g) un biased

Section B

there are 100 tiles in one row. no, of rows is 10,000 + 100 ≈ 100

Total length (tiles & cement) » (9′′4 1′′)

exercising!

(11) commente

(111), information or ideas aimed

it persuading people

((iv) arguments in favour of

sonsthing

(1) trying out) (ii) using

(iii) strengthening)

(iv) practising

(1) impartial (11) determined (111) favourable (iv) successful

(1) careful

(11) dishonest (iii) disgraceful

(iv) amotional;

(1) legal

Write down the arithmetic mean of x arid y,

911

y)

Q.

R

Total breadth (tilas & coment

1) ×.99+ 41a

thical

461.0

(i) illegal

iii) lawful

S.

7.

37. Make of the subject of the formula — + 4 =

Q. k.u

52. (a) Proof. L.s

Total volume (tiles &

(911 x 461 x 1)quan

Volume of 10,000 tiles (YX43 x 1)cu. in. ★ 10,000

Voluma of cement Total volume - volume of 10000 tiles:

8 cu. ft. 1147 cu. in.

(iv) moral

enhancedi

(11) improved

(i) raised.

(fii) encouraged.

(iv) spread.

cota

scrutinize 1.

(1) question (ii) disbelieve,

38. Find the sum of all positive integers less than

100 which are not divisible by 5

P. 4050

Q.4000

R. 5050

3. 4545

T. 3000

The first and last terna of a G.P. are a "and" there are 'n terna in all.

the terms

Find the product of a

P.

R. (a)

9. nal

n-2

40. The nth term of a series'

mum of the first k terms.

P.

2K-1 + 2k

Q. K(2

R. 2 (3 + 2*2+ + 2k)

s.k

7. None of the above

tan

Das

x cos

COS gin

x sin

sine cose

@ + cos *0) – 2 sin 9 cos”

sin. O

500.

Cain*

O cas ainaos O

R.S.

from the

as shown,

COS

10 sinet

ain

2nj

Find thi

10

3.x

Section

Do any FOUR questions.

All necessary working must be clearly showTL

Marks will be deducted for poor presentation of material.

Start a new question on a new page:

41. Simplify

*: 12 tan* + ? ten ₫ - 120

1(3 tan 6 + 4)(stanß - 3)*0

or 4 tầnß 3 #

3 tang +4=0

tan &

The smallest positive angle By selling the chair for 475

are 36"

521, 126 ‍521

امد شمو ماسه

2

(111) examine

(iv) understand

In each of the following groups of sentences there is one statement that is trum sccording to the passage. Decide which it is,

(1) Advertisers often say things that are

-un-true-.-

(11) Advertisers often say things that are.

musleading...”.

(iii) Advertisers never say things that

true,

(iv) (Advertisers never say things that are

b) (i)

misleading..

The writer thinks that advertisera ara cynical..

(ii) The writer thinks that advertisers ara

not oynical.

(iii) The writer thinks that advertisers know.

that they are often misleading. iv) The writer dose not know whether

advertizere realize that they are often misleading..

According to the writer,.

(1)7 our prastige does not depend on the

things we weer or use).

(11) our prestige depends entirely on the

things we wear and use.

(iii) our prestige depends vary much on the

things we wear and um..

(iv) to a certain degree our prestige depanda

on the täings we wear and user

4)(1). {The writer thinks that we should not

read"advertisements.

(11) The writar thinks that we should read

advertisement very carefully.

[(iii). The writer thinks that advertising should

d be abolished,AL

(iv) The writer thinks that it is wrong to

try to pezsuade people.

From rt, BHK BK-HK oot 45 h.

(b)

22. Solve the following equations I

(a)

64 13

(b)

(a) Find the sum of 15 terms of the setzen

log 2+ log 6+ log 18 +

(b) The 3rd, 4th and 7th terms of an A.Fi are

consecutive terms of a G.P. Show that the next tarm of the G.P. is the 16th term of the A.P..

cost price of the chair m

(4+2=%)

Sting the huble for 575 64 the man vroulik gaia 16 P

price of

table #375 74+ 803/

#89574

Tf the man sells the chair fu il », then the hand melling price for the table is

- 36.5 $18 74.

$4. Let Hy K be the top & bottom of.

the tower such that RK-h ýd.

A, □ be the two perkons

such that AB ==500 yd..

From rt. 4 AHK ; AK=HK cot 60′′=√3 h

From

ABK by cosine formula,

5001

• 23h) cos 45

696 yd. (by log table)

55. The S.P. of 2 lbw of strawberries at Is, per lb,

1 x 2 = 24.

The S.P, of 1 lb. of atrawberries # lb. for 4s.

43h +

ཐ་

Total $.P. on avary 3 lb. of strawberries:

С.Р.

His profit on 3 1b. 2a:

His profit per cent m

C.P.

Ed.x 3=2s.

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