Number
Write 40 and a product of primes
2 x 2 x 2 x 5
Colour Red Blue Yellow Green
Probability 0.3 0.25 0.15
Work out the probability of green
0.3
Expand 3(2x + 5) - 2( x - 3)
What is 4x + 21
A trapezium has lengths 4 and 12 and a height of 6
Find the area
48
Share £300 in the ratio 2:4
100;200
What is the HCF of 60 and 48
12
In a class, there are 12 girls and 16 boys. In a test, the mean mark for the boys is 32 The mean mark for the whole class is 35 Work out the mean mark for the girls
39
Expand (2x - 7)(x + 3)
2x2 - x - 21
A part circle has a radius of 8.5 cm and is 450
Calculate the area of the sector
28.3
Joe and Sam share in ratio 3:7
Sam gets £35, how much does Joe get
£15
Estimate
230 x 6.7
0.19
7000
The mode from the frequency table:
Grade / Frequency
0 / 3
1 / 6
2 / 4
3 / 7
What is 3?
x when 5x - 2 = 12 - x
14/6
Part of a circle has a radius of 14 m and an angle of 300
Find the length of the arc
7.33
Jane and Sarah share in ratio 3:7
Sarah get £24 more
How much do they get altogether
£60
3 2/3 + 2 1/4
What is 71/12?
What is 5 11/12?
The median from the frequency table:
Grade / Frequency
0 / 3
1 / 6
2 / 4
3 / 7
What is 2?
8 < 2x - 2 < 16
Find the integer values to satisfy
5,6,7,8
Volume of a 2m x 6m x 8m cuboid
How many cubes of 40cm would fit in the cuboid
1500
In a box there are white chocolates, milk chocolates and dark chocolates. The ratio of white chocolates to milk chocolates is 3:5
The ratio of milk chocolates to dark chocolates is 8:1
What fraction of the chocolates are white chocolate?
24/69
3 x 105 x 4 x 10 -3
1.2 x 103
The mean from the frequency table:
Grade / Frequency
0 / 3
1 / 6
2 / 4
3 / 7
What is 1.75?
What is 7/4?
What is 1 3/4?
Factorise and solve
4x2 - 25 = 0
x = 2.5 and - 2.5
Surface area of a 4cm x 6cm x 9cm cuboid
What is 228cm2?
Alex is 12 years older than George. Carl is three times older than Alex The sum of their ages is 68 Find the ratio of George’s age to Carl’s age to Alex’s age
4:48:16