tara maths quiz

TARANET QUIZ

THURSDAY 6 AUG 2009

2

What is 10 ÷ 0.2 ?

3

In Te Reo Maori what are the words for

4000?

4

What is the next number in thesequence 3,6,18,72, … ?

5

What is the largest two-digit number that is the sum of two different perfect squares?

6

What is the size of the (obtuse) angle formed by the hands of a clock at 9.20

7

How big is the angle marked with a x?

6.

70o

130oxo

8

A rectangle has an area of 72 square metres and has the length twice the width.

What is the perimeter of the rectangle?

9

12 + x = ………… 12 – x = ………… 12 x x = ………… 12 ÷ x = ………… Total = 75

Find x

10

What is the area of the shaded part of the diagram?

8m

12m

11

If 215 x 811 = 4n

What is the value of n?

12

Damon writes an average of 9 words per line and 30 lines per page.

How many pages will he need for a 1000 word assignment?

13

A train leaves New Plymouth at 8.48am and arrives in Stratford at 9.33 am on the same day.

In minutes, how much time was taken for the trip?

14

Three different types of lollies are in a jar. are chocolate,

are caramels and the remaining 12 are toffees.

How many lollies are in the tin?

5

23

1

15

The average of one set of numbers is 4.

A second set has twice as many numbers and has an average of 10.

What is the average of both groups?

16

Four consecutive odd numbers add up to 48.

What is the largest of these numbers?

17

If 1.08 x 1.8 = 1.944

What is the value of

108 x 18 ?

18

How many different positive numbers are equal to the

product of two odd one-digit numbers?

19

What is

9002 – 2009 ?

20

What is the difference between

and ?

20

1

10

2

21

A cube with edge length 2m is cut up into cubes each with edge length 5cm.

All these cubes are stacked one on top of the other to form a tower.

What is the height of the tower?

22

• A two-digit number n has the property that the sum of the digits of n is the same as the sum of the digits of 6n,

• How many such numbers are there?

23

• What shape has exactly four regular triangular faces?

24

• What are the prime factors of 14?

25

• The numbers x, y and z are all prime numbers less than 50 with the property that

x + y = z.

How many values of z are possible?