Write 83,000,000 in standard form

Factorise: x² + 11x + 30

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

In ratio 9:5:4, what fraction is the third part?

Calculate the mean of: 49, 14, 5, 39, 36, 16

Write 3,500,000 in standard form

Factorise: x² - 5x + 4

Hypotenuse = 34cm, angle = 30°. Find adjacent side. Give your answer to 2 decimal places

Red and blue marbles are in the ratio 5:12. What fraction of the marbles are red?

The mean of 4 numbers is 37. If 3 of them are 41, 26, 21, what is the missing number?

Write 0.00098 in standard form

Factorise: x² - 2x - 24

Adjacent = 18cm, angle = 48°. Find opposite. Give your answer to 2 decimal places

Simplify: 6:10:6

Calculate the mean of: 15, 40, 42, 38, 43, 36. Give your answer to 2 decimal places

Write 86,000,000 in standard form

Factorise: x² + 8x - 9

Hypotenuse = 16cm, angle = 30°. Find adjacent side. Give your answer to 2 decimal places

Divide 72 in the ratio 2:1:3

Calculate the mean of: 28, 36, 12, 12, 15, 18. Give your answer to 2 decimal places

Write 0.024 in standard form

Factorise: x² - 14x + 40

Adjacent = 17cm, angle = 54°. Find opposite. Give your answer to 2 decimal places

Orange and purple sweets are in the ratio 14:8. What fraction of the sweets are purple?

The mean of 5 numbers is 33. If 4 of them are 34, 46, 21, 25, what is the missing number?