Write 0.000027 in standard form

Factorise: x² + x - 42

Adjacent = 10cm, angle = 57°. Find opposite. Give your answer to 2 decimal places

Orange and purple counters are in the ratio 7:6. What fraction of the counters are orange?

The mean of 6 numbers is 28. If 5 of them are 18, 29, 25, 20, 37, what is the missing number?

Write 73,000 in standard form

Factorise: x² + 2x - 15

Hypotenuse = 35cm, angle = 27°. Find adjacent side. Give your answer to 2 decimal places

Orange and purple beads are in the ratio 4:12. What fraction of the beads are orange?

Calculate the mean of: 19, 18, 10, 14, 28, 47, 30, 12

Write 0.0025 in standard form

Factorise: x² - 2x - 63

Adjacent = 18cm, angle = 47°. Find opposite. Give your answer to 2 decimal places

Simplify: 20:24:20

The mean of 4 numbers is 35. If 3 of them are 18, 31, 34, what is the missing number?

Write 790,000,000 in standard form

Factorise: x² + 4x - 21

Hypotenuse = 28cm, angle = 54°. Find adjacent side. Give your answer to 2 decimal places

Simplify: 12:20:16

Calculate the mean of: 43, 33, 27, 49, 32, 34. Give your answer to 2 decimal places

Write 0.000047 in standard form

Factorise: x² + 9x - 10

Adjacent = 30cm, angle = 49°. Find opposite. Give your answer to 2 decimal places

Simplify: 12:4:12

Calculate the mean of: 28, 30, 26, 48, 47, 24, 28