Q1
MCQ
1 mark
Which of the following is two hundred and two thousand one hundred and eighteen in figures?
P6 Mathematics CA1 2012 — Rosyth
Source: Rosyth, 2012
This P6 Mathematics CA1 paper from Rosyth (2012) covers money, ratio, measurement, fractions, area and perimeter and geometry and angles across 48 questions worth 100 marks. Practise Mathematics the way it's tested at P6 level in Singapore, with step-by-step answers on LearnBuddy.
Q2
MCQ
1 mark
An apple costs y cents. An orange costs 20 cents more. Alan wants to buy 2 apples and 4 oranges. How much must he pay for them?
Q3
MCQ
1 mark
Simplify 9p − 4p + 7 − p + 5
Q4
MCQ
1 mark
Which of the following shows 13 sixths?
Q5
MCQ
1 mark
Brenda took out 35 marbles out of a box and there were 15 marbles left. What fraction of the marbles did she take out of the box?
Q6
MCQ
1 mark
The area of a rectangle is (12d) cm². If its breadth is 4 cm long, find its perimeter.
Q7
MCQ
1 mark
In a class of 41 pupils, 17 of them are girls. What is the ratio of the number of boys to the total number of pupils?
Q8
MCQ
1 mark
Dilla mixed 3 eggs with every 2 cups of flour to make a pancake batter. Using the same proportion, how many eggs did she use to mix with 18 cups of flour?
Q9
MCQ
1 mark
The length of a rectangular room is 21 m. The ratio of its width to its length is 3 : 7. What is the area of the room?
Q10
MCQ
1 mark
🖼 Visual
The figure below shows a cube. Which one of the following is not a net of the cube?
Q11
MCQ
2 marks
Gina packed 1/6 kg of flour into each container. She had 5/6 kg of flour altogether. How many such containers did she pack?
Q12
MCQ
2 marks
Chandra had some amount of money. She spent 1/4 of it on a blouse and 2/5 of the remainder on a bag. She saved the rest. What fraction of her money did she save?
Q13
MCQ
2 marks
In the school hall, 1/3 of the number of boys is equal to 3/5 of the number girls. If there were 180 more boys than girls, how pupils were there altogether?
Q14
MCQ
2 marks
Ernie and Fandi shared a sum of money in the ratio of 5 : 9. After Fandi spent $36 on a pair of jeans, they had the same amount of money. What is the total amount of money they had in the end?
Q15
MCQ
2 marks
Shawn had enough money to buy either 8 pens or 12 pencils. He decided to spend all his money on these 2 items. If he bought 6 pens, how many pencils did he buy?
Q16
Open-ended
1 mark
Round off 739 910 to the nearest thousand.
Q17
Open-ended
1 mark
If y = 3, find the value of (y + 5y)/8
Q18
Open-ended
1 mark
Express 30 minutes as a fraction of 4 h.
Q19
Open-ended
1 mark
The average of three numbers is 50. If the total of two of the numbers is 47, what is the value of the third number?
Q20
Open-ended
1 mark
Mary is 3/5 as tall as Jane. What is the ratio of Jane's height to Mary's height?
Q21
Open-ended
1 mark
Red and yellow markers are placed along a jogging track. A yellow marker is placed after every sixth red marker. If there are 42 markers altogether, how many yellow markers are there?
Q22
Open-ended
1 mark
4/9 of the money collected from a charity drive was divided among 8 organisations. What fraction of the money did each organisation receive?
Q23
Open-ended
1 mark
Ismail had $17b. His mother gave him another $4b. He spent the same amount of money in four days and had $2b left. Express the amount of money he spent each day in terms of b.
Q24
Open-ended
1 mark
Lisa is (3h + 9) years old. Her brother is 2h years older than her. What was their total age 4 years ago?
Q25
Open-ended
1 mark
🖼 Visual
The figure below shows the net of a solid. What is the solid?
Q26
Open-ended
2 marks
Pooja had 38 stamps at first. After Pooja and her sister each received 7 stamps from their father, Pooja ended up with five times as many stamps as her sister. How many stamps did her sister have at first?
Q27
Open-ended
2 marks
Randy has $5 notes and $10 notes which add up to $255. If he has 13 $5 notes, how many $10 notes does he have?
Q28
Open-ended
2 marks
Mr Jaya had some mollies and guppies in his shop in the ratio of 5 : 6. He sold 28 mollies and the ratio of mollies to guppies became 1 : 4. How many mollies did he have at first?
Q29
Open-ended
2 marks
Nina and Owen had a total $320. After Nina had given 1/5 of her money to Owen, they now had the same amount of money. How much did Owen have at first?
Q30
Open-ended
2 marks
At a Bird Show, 2/3 of the audience were children. The number of boys was 2/5 the number of girls. If there were 30 girls, how many adults are there at the show?
Q31
Open-ended
2 marks
🖼 Visual
How many faces does the figure below have?
Q32
Open-ended
2 marks
Joe started saving money on a Tuesday with $2. He saved $2 every day since then. On which day would he have saved $192?
Q33
Open-ended
2 marks
1 1/4 m of ribbon is cut into shorter pieces. Each of the shorter piece is 1/3 m. What is the length of the remaining piece? (Give your answer in the simplest form.)
Q34
Open-ended
2 marks
The ratio of the perimeter of an equilateral triangle to the perimeter of a square is 2 : 3. The perimeter of square is 36 cm. What is the length of one side of the triangle?
Q35
Open-ended
2 marks
There are some people in a cinema. 3/7 of them are men and the rest are women and children. There are 3/5 as many women as children. What is the ratio of the number of men to the number of children in the cinema?
Q36
Structured
4 marks
Mrs Wong gave $y equally divided between her two children, John and Kathy. (a) John spent $178 and saved the rest of it. Find the amount of money John saved in terms of y. (b) If y = $568, find the amount of money John had saved.
Q37
Open-ended
3 marks
8 640 people registered to take part in a walkathon. There were 5 times as many adults as children. When 80 women and 80 children withdrew from the walkathon, the number of women who took part in the walkathon became twice the number of children who took part in the walkathon. How many men took part in the walkathon?
Q38
Open-ended
3 marks
Mdm Dinah wanted to give some stickers to every pupil in her art class. If she were to give 8 stickers to each pupil, she would be short of 16 stickers. If she were to give 6 stickers to each pupil, she would have 2 stickers left. How many pupils were there in her art class?
Q39
Open-ended
3 marks
There were 450 oranges, 280 apples and some pears in a carton. When an equal number of rotten oranges and rotten apples were thrown away, the number of oranges left became thrice the number of apples left. There were 90 more pears than apples left. How many fruits were left in the box?
Q40
Open-ended
3 marks
In a NATAS fair, the ratio of the number of men to the number of women was 5 : 8. 1/3 of the men and 1/4 of the women left the fair. There were 4 480 people who remained in the NATAS fair. How many people were in the NATAS fair at first?
Q41
Open-ended
3 marks
There were some children in the hall. 1/4 of the children were girls. After 1/3 of the girls had left the hall, there were 42 more boys than girls remaining in the hall. How many children were in the hall at first?
Q42
Open-ended
4 marks
Dennis, Elvis, Faith and George donated some money to the School Pocket Fund. The ratio of the amount donated by Dennis to the total amount donated by Elvis, Faith and George was 1 : 7. Elvis donated 5/11 of the total amount. Faith donated 1/3 of the amount donated by Dennis, Elvis and George. If Dennis donated $132 less than Faith, what is the total amount donated by the four children?
Q43
Open-ended
4 marks
There were some roses at a florist shop. On Friday, the florist sold 1/3 of the roses and an additional of 14 stalks of roses. On Saturday, the florist sold 3/4 of the remaining roses and an additional of 25 stalks of roses. There were 98 roses left. How many roses were sold on Friday?
Q44
Open-ended
4 marks
Jack, Meili and Raj shared some 50-cent coins. They each had an average of 28 coins. The total amount of money that Jack and Meili had was $7 more than the total amount of Jack and Raj had. If Raj's amount was 4 times of Jack's amount, how much more money did Meili have than Jack?
Q45
Open-ended
5 marks
🖼 Visual
A number of people visited the Bird Park last Saturday. The ratio of the number of adults (excluding senior citizens) to the number of children is 3 : 5. The ratio of the number of adults to the number of senior citizens is 4 : 1. The entrance fees were shown below. Bird Park collected $7 848 on that day. How many children visited the Bird Park on that day?
Q46
Open-ended
5 marks
🖼 Visual
The figure below, not drawn to scale, is made up of Square A, Rectangle B and Circle C overlapping one another. The ratio of the area of Square A to the area of Rectangle B is 1 : 3. The ratio of the area of Rectangle B to the area of Circle C is 2 : 1. 1/3 of Square A and 1/4 of Rectangle B are shaded. The total unshaded area is 64 cm². Find the area of Circle C.
Q47
Open-ended
5 marks
Gina, Sally and Zubaidah had a collection of 1 112 stickers. 1/4 of Gina's sticker collection was 28 stickers more than 1/2 Sally's collection. Zubaidah's sticker collection is 1/3 of Sally's sticker collection. How many stickers did each of the girls have?
Q48
Structured
4 marks
Kelly had 240 stickers more than Jack at first. After Kelly gave away 1/5 of her stickers and Jack gave away 3/4 of his stickers, they had 507 stickers altogether. (a) How many stickers did Kelly have at first? (b) How many stickers did Jack give away?