YEAR SEVEN Mathex 2008 Team
Question 1
Carpet is $144 per square metre. What is the total cost of
Carpeting a room that is 6 m long and 3.5 m wide?
YEAR SEVEN Mathex 2008 Team
Question 2
What number is four tenths more than 11.85?
YEAR SEVEN Mathex 2008 Team
Question 3
If the digits of the number 3729 are arranged in descending
order and then in ascending order, what is the difference
between these two numbers?
YEAR SEVEN Mathex 2008 Team
Question 4
How many different rectangles can you count in this figure?

YEAR SEVEN Mathex 2008 Team
Question 5
What three consecutive odd numbers have a sum of 93?
YEAR SEVEN Mathex 2008 Team
Question 6
How many four-digit numbers can be made using odd digits with no digits repeated?
YEAR SEVEN Mathex 2008 Team
Question 7
Jacinda decided to give away one eighth of her lollies to a friend. She invited a second friend home and gave away one eighth of what remained. She then had 49 lollies left.
How many lollies did Jacinda have to begin with?
YEAR SEVEN Mathex 2008 Team
Question 8
Which is the largest number?
3 2 4 3
2 , 4 , 2 , 3
YEAR SEVEN Mathex 2008 Team
Question 9
In a car yard a Honda Civic is priced at $9990.00. The dealer offers you a 15% discount.
What would the car cost to buy?
YEAR SEVEN Mathex 2008 Team
Question 10
What is the sum of the prime numbers between 1 and 30?
YEAR SEVEN Mathex 2008 Team
Question 11
How many times must 27 be added to 450 to make 1287?
YEAR SEVEN Mathex 2008 Team
Question 12
10 + (42 + 26) ÷ 7 = ?
YEAR SEVEN Mathex 2008 Team
Question 13
Tyler buys a Play Station and a game for $426.00. If the
Play station costs $150.00 more than the game, what does the game cost?
YEAR SEVEN Mathex 2008 Team
Question 14
A total of 49.12 metres of timber is required for the deck and must be divided into eight equal length planks.
How long is each plank?
YEAR SEVEN Mathex 2008 Team
Question 15
A petrol gauge showed 4/7 full. If the full tank holds 49 litres and the vehicle averages 8 kilometres per litre, how far will the vehicle be able to travel on the petrol left?
YEAR SEVEN Mathex 2008 Team
Question 16
In a car rally of 12000km the leading car is 1422km from the end. The car in second position is 1780km from the end.
How far has the leading car travelled?
How far is the second car behind the leader?
YEAR SEVEN Mathex 2008 Team
Question 17
How many degrees is the angle formed by the hands of a clock at 12:30?
YEAR SEVEN Mathex 2008 Team
Question 18
This shape has the dimensions of 6 cm by 7 cm by 1.5 cm.
What is the total surface area?
7cm

6cm
1.5cm
YEAR SEVEN Mathex 2008 Team
Question 19
If the swimming race times for the year 7 boys in the class were as follows, what are the median and mean times for that group?
32, 27, 32, 33, 30, 29, 34
YEAR SEVEN Mathex 2008 Team
Question 20
During the Athletics day, 600 children took part. 10% competed in exactly two events. 25% competed in exactly three events. 50% competed in exactly 1 event.
How many children competed in more than three events?
YEAR 7 ANSWERS
1. $3024.00
2. 12.25
3. 7353
4. 11
5. 29, 31, 33
6. 120
7. 64
8. 3
3
9. 8491.5
10. 129
11. 31
12. 16
13. $138
14. 6.14
15. 224
16. 10578km
358km
17. 165° or 195°
2
18. 123 cm
19. median = 32
mean = 31
20. 90