Write 490,000,000 in standard form

Factorise: x² + 2x - 15

Adjacent = 10cm, angle = 38°. Find opposite. Give your answer to 2 decimal places

Orange and purple marbles are in the ratio 4:14. What fraction of the marbles are purple?

Calculate the mean of: 20, 40, 5, 39, 50, 28, 12, 19. Give your answer to 2 decimal places

Write 0.00075 in standard form

Factorise: x² - 7x - 30

Hypotenuse = 17cm, angle = 53°. Find adjacent side. Give your answer to 2 decimal places

Simplify: 12:12:15

The mean of 6 numbers is 26. If 5 of them are 18, 25, 46, 17, 24, what is the missing number?

Write 820,000 in standard form

Factorise: x² - 14x + 49

Adjacent = 11cm, angle = 56°. Find opposite. Give your answer to 2 decimal places

Divide 168 in the ratio 3:4:1

Calculate the mean of: 39, 46, 26, 25, 26, 41, 40. Give your answer to 2 decimal places

Write 0.0034 in standard form

Factorise: x² + 5x - 50

Hypotenuse = 36cm, angle = 64°. Find adjacent side. Give your answer to 2 decimal places

Divide 150 in the ratio 4:3:3

The mean of 6 numbers is 34. If 5 of them are 40, 43, 35, 42, 29, what is the missing number?

Write 1,400,000 in standard form

Factorise: x² + x - 6

Adjacent = 17cm, angle = 53°. Find opposite. Give your answer to 2 decimal places

Express the first part of 8:12 as a fraction in simplest form

The mean of 4 numbers is 21. If 3 of them are 23, 16, 29, what is the missing number?