Write 0.000021 in standard form

Factorise: x² - 3x - 4

Hypotenuse = 26cm, angle = 48°. Find adjacent side. Give your answer to 2 decimal places

Divide 133 in the ratio 2:2:3

The mean of 6 numbers is 37. If 5 of them are 48, 34, 41, 30, 20, what is the missing number?

Write 9,300,000 in standard form

Factorise: x² - 16x + 64

Adjacent = 23cm, angle = 50°. Find opposite. Give your answer to 2 decimal places

Orange and purple counters are in the ratio 9:14. What fraction of the counters are orange?

The mean of 4 numbers is 36. If 3 of them are 31, 33, 48, what is the missing number?

Write 0.0087 in standard form

Factorise: x² - 8x - 9

Hypotenuse = 29cm, angle = 58°. Find adjacent side. Give your answer to 2 decimal places

Simplify: 4:4:8

Calculate the mean of: 16, 34, 13, 38, 13, 13. Give your answer to 2 decimal places

Write 0.0047 in standard form

Factorise: x² - 4x - 5

Hypotenuse = 23cm, angle = 42°. Find adjacent side. Give your answer to 2 decimal places

Simplify: 20:16:8

Calculate the mean of: 39, 39, 42, 30, 45, 20, 17, 23. Give your answer to 2 decimal places

Write 91,000,000 in standard form

Factorise: x² + 7x - 18

Adjacent = 30cm, angle = 41°. Find opposite. Give your answer to 2 decimal places

Simplify: 16:20:24

The mean of 4 numbers is 34. If 3 of them are 37, 39, 36, what is the missing number?