Write 0.069 in standard form

Factorise: x² + 5x - 6

Hypotenuse = 21cm, angle = 45°. Find adjacent side. Give your answer to 2 decimal places

Simplify: 8:4:12

The mean of 6 numbers is 30. If 5 of them are 42, 21, 15, 25, 40, what is the missing number?

Write 9,700,000 in standard form

Factorise: x² + 7x - 30

Hypotenuse = 40cm, angle = 26°. Find adjacent side. Give your answer to 2 decimal places

Orange and purple counters are in the ratio 9:3. What fraction of the counters are orange?

The mean of 4 numbers is 20. If 3 of them are 24, 22, 24, what is the missing number?

Write 0.000038 in standard form

Factorise: x² + x - 20

Adjacent = 17cm, angle = 49°. Find opposite. Give your answer to 2 decimal places

Express the first part of 14:12 as a fraction in simplest form

The mean of 6 numbers is 25. If 5 of them are 20, 26, 27, 23, 35, what is the missing number?

Write 66,000,000 in standard form

Factorise: x² + 8x + 12

Hypotenuse = 18cm, angle = 55°. Find adjacent side. Give your answer to 2 decimal places

Simplify: 15:15:18

Calculate the mean of: 8, 42, 35, 17, 49, 5

Write 73,000,000 in standard form

Factorise: x² + 19x + 84

Hypotenuse = 32cm, angle = 54°. Find adjacent side. Give your answer to 2 decimal places

In ratio 7:5:8, what fraction is the third part?

The mean of 4 numbers is 30. If 3 of them are 18, 50, 30, what is the missing number?