Term 4 revision for exam 2022

Volume

100

Calculate the area of a rectangle with sides 3cm and 10cm.

30cm²

300

What are the three things that you need to find the formula of a cylinder?

height radius pi

500

The volume of a cylinder is 126cm³. If the height is 10cm, what is the radius?

2cm

Conversion

100

10mm =  _____cm

1

200

Convert 459cm into m

4.59m

400

45678mm = _________km

0.045678

500

Convert 2567mm²  into m²

0.002567m²

Interest

100

What is the amount of interest owing on a loan of $4500 @ 3.5% for 3 years?

$472.50

300

Using simple interest calculate the total cost of a home loan of $300000 if it is borrowed over 22years at a rate of 4.5%pa?

$597000

500

The interest on a loan is $20. If the loan amount is $100 and the interest rate is 4%. How any years was the loan for?

5

Probability

100

There are 3 red marbles and 6 green marbles. What is the probability that you will choose a red marble?

1/3

200

A lucky door prize has 5 lollies, 6 ice-creams and 2 packets of chips. What is the probability of randomly choosing a lolly?

1/13

500

Two Santa sacks each hold 20 shorts: 12 red & 8 purple. A pair of shorts is selected at random from each bag. What is the probability that both will be purple?

11/100

Statistics

100

12  65  34  23  32  15

What is the mean? 

30.17

300

The range is 45. The maximum is 79. What us the minimum?

34

500

12  76  34  56  23  45  45  51

What is Q1?

28.5