Number
Simplify the ratio
28 : 10
14 : 5
Simplify
2x + 7x - 5x
4x
What do angles in a triangle add to?
180 degrees
How many sides does a hexagon have?
6
What does the word 'mode' mean
The most common value in a set of data
Calculate 20% of 70p
14p
x = 2.5
Write the vector which describes the movement 4 up, 5 left.
-5
4
An equilateral triangle has a side length of 7cm
Find the perimeter
21cm
In a bag of counters, the probability of picking a white counter is 0.2. What is the probability of not picking a white counter?
0.8
Write the following numbers in order of size.
Start with the smallest number.
0.51 0.2 0.19 0.203 0.6
0.19, 0.2, 0.203, 0.51, 0.6
Solve 3(x + 2) = 9
x = 1
What is the gradient of the line
y = 5x + 7
5
If the diameter of a circle is 15cm, what is the radius?
7.5cm
6, 2, 8, 1, 7, 9
6.5
Complete the tally chart for the following data:
Blue, white, green, green, blue, white, blue
Answer on board
2(x + 3) + 5(x - 3)
7x - 9
What does f(x) + 5 mean?
Add 5 to the y coordinates
Find the area of a circle where the diameter is 12cm
Give your answer to 1 decimal place, include units
113.1cm2
What information do you need to plot a frequency polygon?
Midpoint and frequency
Write 50cm as a fraction of 2m
Give your answer in its simplest form
1/4
Solve
3x − 3y = 9
2x + y = 12
x = 5
y = 2
When y = f(x) the point A is (4, 6)
What is A when y = (x + 4) + 3
(0, 9)
Find the area of a trapezium where a=2cm, b=4cm and h=10cm. Include units.
30cm2
What are the three types of correlation?
Positive, negative, no correlation