YEAR SIX Mathex 2007 Team
Question 1
A bus is carrying 27 passengers. It stops 5 get on, 2 get off. At the next stop 5 more get on, 2 more get off. At the next stop 8 people get on and 1 gets off. At the next stop 3 get on, 9 get off. How many people are on the bus just before it stops at the next stop.
(Don’t forget the bus driver!)
YEAR SIX Mathex 2007 Team
Question 1
A bus is carrying 27 passengers. It stops 5 get on, 2 get off. At the next stop 5 more get on, 2 more get off. At the next stop 8 people get on and 1 gets off. At the next stop 3 get on, 9 get off. How many people are on the bus just before it stops at the next stop.
(Don’t forget the bus driver!)
YEAR SIX Mathex 2007 Team
Question 1
A bus is carrying 27 passengers. It stops 5 get on, 2 get off. At the next stop 5 more get on, 2 more get off. At the next stop 8 people get on and 1 gets off. At the next stop 3 get on, 9 get off. How many people are on the bus just before it stops at the next stop.
(Don’t forget the bus driver!)

YEAR SIX Mathex 2007 Team
Question 2
Arrange the numbers 2, 4, 6, 8, 10, 12,14,16, 18 to make a magic square. In a magic square, each row, column or diagonal all sum to the same number.

YEAR SIX Mathex 2007 Team
Question 2
Arrange the numbers 2, 4, 6, 8, 10, 12,14,16, 18 to make a magic square. In a magic square, each row, column or diagonal all sum to the same number.

YEAR SIX Mathex 2007 Team
Question 2
Arrange the numbers 2, 4, 6, 8, 10, 12,14,16, 18 to make a magic square. In a magic square, each row, column or diagonal all sum to the same number.

YEAR SIX Mathex 2007 Team
Question 3
468123456 x 5 + 468123456 x 15 + 12 x 468123456 + 3 x 468123456 + 65 x 468123456 =
YEAR SIX Mathex 2007 Team
Question 3
468123456 x 5 + 468123456 x 15 + 12 x 468123456 + 3 x 468123456 + 65 x 468123456 =
YEAR SIX Mathex 2007 Team
Question 3
468123456 x 5 + 468123456 x 15 + 12 x 468123456 + 3 x 468123456 + 65 x 468123456 =

YEAR SIX Mathex 2007 Team
Question 4
There are 5 teams in the Mosgiel Netball League. Each team must play all the other teams to complete the tournament. How many games must be played?

YEAR SIX Mathex 2007 Team
Question 4
There are 5 teams in the Mosgiel Netball League. Each team must play all the other teams to complete the tournament. How many games must be played?

YEAR SIX Mathex 2007 Team
Question 4
There are 5 teams in the Mosgiel Netball League. Each team must play all the other teams to complete the tournament. How many games must be played?

YEAR SIX Mathex 2007 Team
Question 5
How long is this line
Answer to the nearest cm.

YEAR SIX Mathex 2007 Team
Question 5
How long is this line
Answer to the nearest cm.

YEAR SIX Mathex 2007 Team
Question 5
How long is this line
Answer to the nearest cm.

YEAR SIX Mathex 2007 Team
Question 6
For next year’s mathex competition there will be 4 rows of tables, each row will have 14 tables in it, and each table sits 4 contestants. How many contestants will there be in next year’s mathex competition?

YEAR SIX Mathex 2007 Team
Question 6
For next year’s mathex competition there will be 4 rows of tables, each row will have 14 tables in it, and each table sits 4 contestants. How many contestants will there be in next year’s mathex competition?

YEAR SIX Mathex 2007 Team
Question 6
For next year’s mathex competition there will be 4 rows of tables, each row will have 14 tables in it, and each table sits 4 contestants. How many contestants will there be in next year’s mathex competition?
YEAR SIX Mathex 2007 Team
Question 7

This pie graph shows the percent of students who were involved in these activities from one class of 25 students.

How many were involved in swimming?
YEAR SIX Mathex 2007 Team
Question 7

This pie graph shows the percent of students who were involved in these activities from one class of 25 students.

How many were involved in swimming?
YEAR SIX Mathex 2007 Team
Question 7

This pie graph shows the percent of students who were involved in these activities from one class of 25 students.

How many were involved in swimming?
YEAR SIX Mathex 2007 Team
Question 8
Peta has a loop of string that is 20cm long. She is puts four drawing pins into a board in the shape of a rectangle, and drapes the string around the pins so that the string forms the perimeter of the rectangle. What is the largest area that Peta can enclose with the loop of string?
YEAR SIX Mathex 2007 Team
Question 8
Peta has a loop of string that is 20cm long. She is puts four drawing pins into a board in the shape of a rectangle, and drapes the string around the pins so that the string forms the perimeter of the rectangle. What is the largest area that Peta can enclose with the loop of string?
YEAR SIX Mathex 2007 Team
Question 8
Peta has a loop of string that is 20cm long. She is puts four drawing pins into a board in the shape of a rectangle, and drapes the string around the pins so that the string forms the perimeter of the rectangle. What is the largest area that Peta can enclose with the loop of string?

YEAR SIX Mathex 2007 Team
Question 9
A train is traveling at 100 km/hr. How long will it take to travel 80 km? Answer in minutes and seconds.

YEAR SIX Mathex 2007 Team
Question 9
A train is traveling at 100 km/hr. How long will it take to travel 80 km? Answer in minutes and seconds.

YEAR SIX Mathex 2007 Team
Question 9
A train is traveling at 100 km/hr. How long will it take to travel 80 km? Answer in minutes and seconds.
YEAR SIX Mathex 2007 Team
Question 10
A new street has houses numbered from 1 to 100. How many 7s will be needed for the letterboxes?
YEAR SIX Mathex 2007 Team
Question 10
A new street has houses numbered from 1 to 100. How many 7s will be needed for the letterboxes?
YEAR SIX Mathex 2007 Team
Question 10
A new street has houses numbered from 1 to 100. How many 7s will be needed for the letterboxes?
YEAR SIX Mathex 2007 Team
Question 11
How many triangles are in this figure?

YEAR SIX Mathex 2007 Team
Question 11
How many triangles are in this figure?

YEAR SIX Mathex 2007 Team
Question 11
How many triangles are in this figure?

YEAR SIX Mathex 2007 Team
Question 12
What is a ½ of a ½ of a ½?

YEAR SIX Mathex 2007 Team
Question 12
What is a ½ of a ½ of a ½?

YEAR SIX Mathex 2007 Team
Question 12
What is a ½ of a ½ of a ½?

YEAR SIX Mathex 2007 Team
Question 13
Mathletics contestants were estimating the area of the front cover of the Dunedin telephone book. Alice said it is 25 cm2
Ben said it is 100 cm2
Calla said it is 224 cm2
Dean said it is 400 cm2
Erika said it is 500 cm2
Fred said it is 600 cm2
Who has the closest answer?
YEAR SIX Mathex 2007 Team
Question 13
Mathletics contestants were estimating the area of the front cover of the Dunedin telephone book. Alice said it is 25 cm2
Ben said it is 100 cm2
Calla said it is 224 cm2
Dean said it is 400 cm2
Erika said it is 500 cm2
Fred said it is 600 cm2
Who has the closest answer?
YEAR SIX Mathex 2007 Team
Question 13
Mathletics contestants were estimating the area of the front cover of the Dunedin telephone book. Alice said it is 25 cm2
Ben said it is 100 cm2
Calla said it is 224 cm2
Dean said it is 400 cm2
Erika said it is 500 cm2
Fred said it is 600 cm2
Who has the closest answer?
YEAR SIX Mathex 2007 Team
Question 14
How many days are there until New Year’s Eve 2007? (Don’t count today, but do count the last day of 2007.)
YEAR SIX Mathex 2007 Team
Question 14
How many days are there until New Year’s Eve 2007? (Don’t count today, but do count the last day of 2007.)
YEAR SIX Mathex 2007 Team
Question 14
How many days are there until New Year’s Eve 2007? (Don’t count today, but do count the last day of 2007.)
YEAR SIX Mathex 2007 Team
Question 15
My house number has 2 digits, but if you double it, it will have 3 digits. 4 is a factor of my house number, and so is 9. What is my house number?
YEAR SIX Mathex 2007 Team
Question 15
My house number has 2 digits, but if you double it, it will have 3 digits. 4 is a factor of my house number, and so is 9. What is my house number?
YEAR SIX Mathex 2007 Team
Question 15
My house number has 2 digits, but if you double it, it will have 3 digits. 4 is a factor of my house number, and so is 9. What is my house number?
YEAR FIVE/SIX Mathex 2009 Team
Tiebreaker 2
Three different clocks sound at 6, 7, and 9, second intervals respectively. If they all start the sound at the same time after long will they ring together again?
Give your answer as minutes and seconds
YEAR FIVE/SIX Mathex 2009 Team
Tiebreaker 2
Three different clocks sound at 6, 7, and 9, second intervals respectively. If they all start the sound at the same time after long will they ring together again?
Give your answer as minutes and seconds
YEAR FIVE/SIX Mathex 2009 Team
Tiebreaker 2
Three different clocks sound at 6, 7, and 9, second intervals respectively. If they all start the sound at the same time after long will they ring together again?
Give your answer as minutes and seconds
YEAR SIX Mathex 2007 Team
Question 17
What is the largest number you can make using the digits 6 7 8 and 9? You can combine digits to make numbers (eg 67) and use any operations (add, subtract, multiply or divide eg 98x67) that you wish, but you cannot use powers or exponents (eg 67 is not allowed)
YEAR SIX Mathex 2007 Team
Question 17
What is the largest number you can make using the digits 6 7 8 and 9? You can combine digits to make numbers (eg 67) and use any operations (add, subtract, multiply or divide eg 98x67) that you wish, but you cannot use powers or exponents (eg 67 is not allowed)
YEAR SIX Mathex 2007 Team
Question 17
What is the largest number you can make using the digits 6 7 8 and 9? You can combine digits to make numbers (eg 67) and use any operations (add, subtract, multiply or divide eg 98x67) that you wish, but you cannot use powers or exponents (eg 67 is not allowed)
YEAR SIX Mathex 2007 Team
Question 18
In this code, each letter has a value.
The sum of CAT is 12.
The sum of CALL is 21.
The sum of LATE is 23.
The sum of TALL is 26.
The sum of ACE is 10.
The sum off ALL is 19. What is the sum of EEL?
YEAR SIX Mathex 2007 Team
Question 18
In this code, each letter has a value.
The sum of CAT is 12.
The sum of CALL is 21.
The sum of LATE is 23.
The sum of TALL is 26.
The sum of ACE is 10.
The sum off ALL is 19. What is the sum of EEL?
YEAR SIX Mathex 2007 Team
Question 18
In this code, each letter has a value.
The sum of CAT is 12.
The sum of CALL is 21.
The sum of LATE is 23.
The sum of TALL is 26.
The sum of ACE is 10.
The sum off ALL is 19. What is the sum of EEL?
YEAR SIX Mathex 2007 Team
Question 19
Which fraction is closest to ?
A
B
C
D
E
YEAR SIX Mathex 2007 Team
Question 19
Which fraction is closest to ?
A
B
C
D
E
YEAR SIX Mathex 2007 Team
Question 19
Which fraction is closest to ?
A
B
C
D
E