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11 boxes containing 60 oranges each is divided equally among 22 students. How many oranges will each of them receive? Answer: 20
The average income of a hawker selling lime juice is RM 45 per day. What is his total income for six days?
Yee Sheng, Wen Jie and Mun Hong share a business. In the first 6 months, the business made a total loss of RM 900. If they share the loss equally, what is the loss for each of them in every single month? Answer: RM 50
The temperature in Mongolia dropped 16oC steadily from 6 p.m to 10 p.m. . Find the average drop in temperature per hour. Answer: -4oC
In a quiz competition, every contestant must answer 25 questions. Each correct answer is awarded 8 marks but 4 marks are deducted for every incorrect answer. Roslan answered 20 questions correctly while Jason answered 16 questions correctly. Find the difference in their marks.
William, Steven, Willy and Henry bought some shares in Jun. They suffered a loss of RM 5600 in July. If they divided the loss equally, find the amount that William and Steven lost. Answer: - RM 2800
A car needs 19 litres of petrol to travel a distance of
247 km. what I s the average distance it can travel
on a litre of petrol. Answer: 13 km
The temperature of a certain liquid in the refrigerator is
-3oC. 15 minutes later the temperature of the liquid
increase by 2oC. The liquid is then heated and its
temperature increases by 23oC. What is the temperature
Posing and solving problems involving directed numbers
From the surface of the sea, a submarine descends 2.5 m per minute. After descending steadily for 20 minutes, it then ascends 12.7 m and descends another 27.56 m. Find its final distance from the surface. Answer: 64.86 below the sea level.
A submarine is 3051
2 𝑚 below the surface of the sea. It
rises 2501
2 𝑚 and then submerges725
1
4 𝑚. Find its
new position from the surface of the sea. Answer: 𝟕𝟖𝟎
𝟏
𝟒 m
In a quiz, each participant is required to answer 40 questions. 2 marks are given for each correct answer, 0.5 marks is deducted for each wrong answer and 1 mark is deducted for each unanswered question. Ravi answers 30 questions correctly and 4 questions wrongly. Calculate the total marks obtained by Ravi. Answer: 52
An old folks’ home has 32 occupants. During a
celebration, a biscuit company presented 21
4kg of
biscuits to each occupant Find the total mass of biscuits the company had to prepare. Answer: 72 kg
In a computer quiz, contestants were given 3 points for a correct answer but -2 points for an incorrect answer. Weng Hong answered 12 question correctly and 5 questions incorrectly. What was his score? Answer: 26 points
If eight pencils cost at total of RM 0.48, how many pencils can be purchased with RM 1.02. Answer: 17 pencils
Hot air balloon X and Y are at the same height. Balloon X rises 360 m and goes down 2/3 of the distance. At the same time balloon Y goes down 243.5 m. Find the distance in height between the two balloons. Answer: 363.5 m
Matthew spent 25% of the money he had on magazines and 60% of the remaining money on a novel. If he then had RM 7.50 left, how much did he spend on the novel? Answer: RM 11.25
A long-distance telephone call cost RM 1.60 for the first 5 minutes and RM 0.30 for each additional minute. He Lin made a long-distance telephone call and was charged RM 4.30. How long did He Lin’s telephone call last? Answer: 14 minutes
Pin Shen’ motorcycle can hold 10 litres of petrol in its fuel tank. It can travel 40 km on one litre of petrol. On Friday, he fills up the tank and travel 90 km. on
Saturday, he travels 25
18 of Friday’s distance. On
Sunday, he travels 0.5 of Friday’s distance. He then fills his tank with 3 litres of petrol. How much petrol is there in his tank now?
In a quiz competition of 20 questions, 4 marks are given for a correct answer and 2 marks are deducted for a wrong answer James answered 11 questions correctly and Susan answered 15 questions incorrectly. What is the difference between their marks? Answer: 36
Below are five number cards
Find the sum of two cards with the largest and smallest number. Answer: 9 or -3 / 6