CHAPTER SIX
MIXED PROBLEMS
育教健事
寶三第張主第 CITY 1月五年申戊廢置
WAH KIU YAT PO
料:
英糖1
英数修
第七講
LESSON SEVENj
4-6-1968.
....
各項工作中的一線。目前在香的執的 答:作為一個測蠢吧,臣先要經猶英
·北師,大致上有下列各類:
路段營試合格,同時取
本
可以為下列各躓:田土資廠及管理·愛 工業劃,非常廣闊,大致上來說,一點點和納稅。 可愛向描發地形。其實「测量,包括控例計算及物業估價,以利物棠的其 四、廛宇谢谌師:他們負樓宇保費
製地區等工作。 -世准建殛-檢直樓宇的楚常等工作 匠、土地測汁:與實地形及
科目而定
雷军工業學院州孟料介绍 交,訪問冴料夠光坐,內容如下: 答:一敌人常常以爲測是部的工作,假等演, 惠工熱的高及囊任工業園校」第五輯友全,據劉則標設計的則,梅態樂時所體 間:批五的工作,到底是怎樣的呢←|包括田土及樓宇的質棄,實難,發展及估 《湘訊》香港電台昨晚帶出「介紹一下·一、工料測暨師,他們的工作,無根 「工料,以便盡築画设磲 B 「...二、地未測的轴;他們担任的事游
科現
各設專
程級科
均
據班皇 測
量在
師
電台訪問工專測量科
會讀學童 各班會
考夜認
Example 1
What is the difference between the product and
quotient of 72 and 67
SOLUTION: The product of 72 and 6
72 x 6 = 432
The quotient of 72 and 6
72 + 6 - 12
Therefore, the required difference
- 432 - 12 - 420
ANSWER: The required difference is 420.
Example 2
Find the total cost of:
(a) 18 pencils at $2 per dozen;
(b) 6 pencil-boxes at $1.80 each, and
(c) 5 rubbers at 35c each.
SOLUTION: The cost of 18 pencils'
18+ 12 x $2 - $3
The cost of 6 pencil-boxes
- 6 x $1.80 = $10,80
The cost of 5 rubbers
• 5 x 354 - $1.75
Therefore, the required"total"cost?
=
ANSWER:
Example_3
$3 $10,80 + $1.75 $15.55
The required_total cost is $15.557
Same as the above. What is the change for a $100 note?
SOLUTION:
The required change - $100
-
$15.55 $84.45
ANSWER: The required change is $84.45 or
Example 4'
1
eighty-four dollars and cents. forty-five.
A hawker bought 250 oranges at 25 cents and sold them at 30 cents each.
did he gain?
SOLUTION:
How much money
The required amount which he gained
·
• 250 x (30
25) cents
-
250 x 5 cents
-
1,250 cents = $12.50 (12 dollars 50 cents)
·ANSWER B He gained $12.50 or 12 dollara 50
Example 5
cents.
Find the sum and product of three numbers;' 15, 18 and 21,
SOLUTIONR The required aan « 15 + 18 +
The required product - 15 18 x 21.
Example 6
試班
榮
如期
學实上學上
億大後
墨生曾巧名上響校務室任胡用低,宋改善此招筐,而三院學生會會長亦爲此而共剛 中文大學三院學生,對於大學施行之中期試意見很多,較早時,新求变院半
:(三)凡生第二次參加中期考試而父告不及格案,不得其四求補考。 (1)凡6生加中期試不及格時,有若干試卷及格潢,於第二次參加中
年九月證考。其不及格各卷,但經補考之後,對於被考結果,現行各規則仍沿 (一)凡學生於中期考試時,在五項試卷中在三卷夜三卷以下不及格者,准予於
一共提升署名,內容如下 二一般台中太平科目年格考中被想一次。其點細辦煜,國將由大學當局在校內公佈,
·大學本怀若澳民會聯席會議中,决定在本年九月之第一個網內,本六月中期 馬及中試中若于科目不格學 省時間之可能性,是以在设近葉行之致務會及 文訊:中文大學新豕患院於昨日在校內公佈一項「中期考試規則决案」,由校
英中會考國文科答案(一)·何叔惠。
<--> REB#:
.鱀嘅易色。
上呀期問,親近性。下簽名詞,指有德之人。易:替代也。謂以好德之心代替好色也。 4.雄服驗嗎,排 。
關:音擁:門垯
關守上羁克裝本寫推門應安
泰:同花∗曲:製鹽。
盛之花架•
空戀盛機
虛空:莊子:「虛眾生白」* 請選淨之舍裹,斷絕關俗困想出
7.異纖带明之士,阿世得俗之流。
阿..曲筳悅‧徇:從也。
請曲於世人,以迎合流俗也 8.3.
馬病急,發可以執行•
部及香琴物:數甜,免:放*額交囊飛句話質無放三師醫廢也。
12.此零未花圃光狼·狼糖:雜帳號。
『調光景雜亂,管喻獎人以「作光景玩弄之用•
13. 不要骨於能門,終無頭於馬區•
念屈梛仕属鞘也。戰國策:「失真之至矣,服寧而上太行,廠申款府,湛翻潰,瀛
不能上* 汁瀘地,白汗交流,中
15.女売文将退選體型
周售:書絕學
設盤:質控
(二)其據泉山版社
答:農山縣
口氣,全本 士,大夫奖
科臂
香酥 鈄限
自大表
而試數
伞之大
香甜
盘子
何 職突然
期量
香祺中文大學中湖將萬,巧與擴大學校共於一九六五年五月十八日向大學激游产 提出之實施新發配複報告商設立者。北警官的,在測驗考牛之一般教育程度,與其 考試,蔥民意那些字我?一
加
容;與參加該學會的考試,首先要加 女中會合格證書而有英文一科良好及 問:請問若要皇家學會的 底材英文中風,满格 丽会旍料理包英文,嘶限物館、韓中
,
很男 暴型
多女工 排業
每日四月六年八六九一腐公年七千五國民中
中大學生參加中期試不及格
准予補考一次
三卷或三卷以下不及格者 准予九月補考
則下昨
不不發 能
再格 作者息 補
考准五
請予項
求九試
圪心機
I
班
項辣等
投
問:满对述高級文憑班之孫君
宮:在工燊齬院能爽測多·科高极文憑一
教
育
部仿生式话
門: 樂客所間
工科 前呢
三盒會
那種
東征也,周公征,三年前瞻,勞剉
學
年七雄門經運 師他千路。可百簿,如,巴療
全就分餘四译
則門踝餐餐行湖四始以以元量工本安生
三章 知遞在雨物
的
利
香港
·迪科消,必須包括英成英航文革及數學-
一會產生演員的還應之强,可以在安
年中期,參加社會的初段考試。
者装在萊 四章:叙述久客得應,
之恩愛情結
將於飲;酒帶灣章,我征寧至*有教
之時,回憶當時情景,倍場今日久堂:: 『之子於飾,整數其碼,慕其情,九十萬
13 + 8) = ((& + 18) + 3] + [(4
26
?
SOLUTION: The required expression
(9- 13 + 8) x ((6 + 18) ·3] + [(4 + 6) + 2]
2
8 E.
(9) Biscuits cost 10e for 2. How much do L.
need in order to be able to buy three dozen biscuita?
• 4 x 8 + 4
ANSWER: The_required expression is 8.
!
Example 7
6 20 -
[8 = (5-4)]
J
SOLUTION;
NOTE:
ANSWER:
(6 = 3) + 4 410
The required expression a
20 - 0 - 20
(9) $
[(10) A school hall has 24 rows of seats, with 20 seats in each row. How many studentë does the hall hold?
If there are 431
KONG PURTICABRA
When any number is multiplied by 0, that
-esult is 0.
The required expression is 20.1
EXERCISE 6
(L) If the first-class railway fare is 30g &
mile and the second-class 20g a mile, what is the difference between the first-class
a rid the second-class fare for a journey of 220 miles?
(1) S
(2) Find the sum and product of the following
numbers,8, 25, 30 and 35,
(2)
(3) I left home at 9.40 in the morning and walked to Peter's house in 50 minutes.
There)
I rested for 25 minutes and spent 50 minutes playing with Peter. I rode home on a bus arriving at noon. How long did I spend riding on the bus?'
(3)
(4) A man walked ô miles in the first hour, 4 miles in the second, 3 miles in the third and rested for an hour, What was his average speed?
(47
m.p.n.
students in the hall, how many empty seats",
(11) A farmer had 12 dozen eggs.
Students,
empty seats.
He sold 100
of them at 25¢ each. How many eggs had he left? How much did he receive?
1
(11).
eggs left
(12) A driver takes 46 minutes 15 seconds to ride,
round a racing track. If he travels at this speed for 6 rounds of the track, how long will he take?
最線及法報及物斷但目過。門,在呢對你翩的代工市 *種逃學張用樓張場 由前细而及业本?阅的利决進作
宇行字,加宇,加於需要本私不港
Answers to Exercise 3
(1) 1816 (2) 12 minutes:
(4) 11 gallonsy
(5) 160 bags
(8) 2,64D yd: (白) 32 marbles
(11) 362
(7) 78 males (10) 12 eggs, (13) 6 panes (16) 12 terms (19) 3, 6, 1, 2, 5, 4
(14) 40 nuts (17) 8 inches (18) 366
(3) 214 m.p.h.
'6) 7,200 times,
(12) 22 days (15) .5
(20) 4
(21) 25
7
1 91
(b)
14
3 74
4
10
3 61
1.8
6 6
3
7
6
1
0
5
6
3 7
&
3 3
3.
1
2
3 3
3
1
2
2
(22) (a)
第六章:四則混合題
d
例耀 1 武求72與6的積及商之性。
(12)-
hr. min. sec.
傳:所承之轮糖420♦ 外露(A)鉛筆18歲,每打值2元
He
(B)盒6個,每個值1元8角
ACC)擦膠5塊,每塊值35分
(13) A postman cycles 27 miles every day
How many miles does not work on Sundays. does he cycle in three weeks?
(13)
miles.
(14) Peter had 96 marbles, He gave one third
to his younger brother and one quarter to John. How many marbles did he keep?
(14)
marbles.?
(15) How many quarts of milk are needed to fill
12 half-pint bottles?
傘:其渊值為15元5角50。
例3 於上週卡 但條100元武東!張,問產地:AD
。
例4 食小须有帶250個,若買8個為2角5分,出每個爲3角,問他共錄銫若干?
我:腰扣限64元4角
念:人共物12元5角。
例題5 15,18,21物狗及人•
*: *54 $5670. 例蟹 塗停選 7路。
練習六
(1)若心管費燈罩3年,一等車費錢每2角,試次22圈的旅葆那等和二等獎 (2), 25, 307365*520-
(3)上午九特週子分離麼,行了50→簿望彼得之際,你患了35分鐘,並和彼得玩了50分鐘
(15)
(16) 3入
(17) [(9,- 7) x (6
+ 2] ?
-
110 + (5 3) + 2 11]. ?
(16) 3)] + [(6
(17)
-
• *) * (9
4 x 2)
sq. in. y
(18).85
[(41 - 40) + 24
(18)
5 x 4 x (6.
5) ?
(5)求
(5) Find the quotient when 5 sq. ft, 6 sq. in.
is divided by 6.
(5)
(6) One pound of beaf costs $2.80. How much does
5 lb. 8 oz. cost?
·(6) $
(7) How many hours and minutes, elapse between
8.45 a.m. and 6.15 p.m.?
(7)
hr.
min.
'(8) What is the difference in weight between tyo
parcels if one weighs 2 tons 6 oz, and the other 1.875 lb. 10 oz.?
(8).
ton
lb. oz.
(19) A number 18 divided by 13.
If the quotient obtained as 25 and the remainder is 12, "what is the number?
(19)
(20) Tea A costs 80 cents an ounce and tea B
$1.00 a tael. What is the difference in
price për · pound?. (16 ounces
(20) $.
帽
12 tacls)
1
2
1
(4) 三人第一小時行了順,第二小時行了4一喔,第三小時行了3一起·若再休息了小錢,關:
其個小時的平均速度蕊波干哩?
约5平方6平方时之
(6)牛你一個2元B,問Ş8安士储多少? (7)
午八時怨中-
分至下午六時十五分,問共有殘小時瘦分?
(日) ~包寒资6安土面第二廠187510安士,求其慈
(9)特2塊消一份答理到36塊,問我地然源予?
(10)漠花腩當地有坐位24行,而執行有寄20號,間裡堂可容學生多少?若常简中有用:431
多空益為但乎?
(11)所有m212打,花去100選。感獲25分,問還寒←理? 我共得跳落于?
(12)太術機嗯磚跑遍一問,共時46分15秒。若要玻桃六間,共需時者!
(13)每期日外,某部辨驍牌車可行27年,開3期时行發嗎?
1
1
(14)彼得有波于96,他把一分給弟,一耠約翰間還餘若干粒?
(15)波要裝滿12個作品的轉,間熱牛奶若干? (16)(18)晔
(19) babaezes › ES#25: MBB12 › RVR •.
(20)A保安士值8角,B茶每网值1元,問两茶,保磅價錢相您若干?(16安士 12
的
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