Simplify: √240

Complete the square: 4x² + 48x - 15

Find area of triangle: a = 25cm, b = 12cm, angle = 77°. Give your answer to 2 decimal places

a:b is 8:3 and b:c is 7:5. Find a:b:c in its simplest form.

Find the mean, median and range of: 87, 27, 41, 76, 85, 21, 98, 33

Simplify: 5√176

Complete the square: x² + 3x + 12

Find area of triangle: a = 18cm, b = 13cm, angle = 80°. Give your answer to 2 decimal places

a:b is 9:7 and b:c is 8:5. Find a:b:c in its simplest form.

Find the mean, median and range of: 64, 86, 51, 58, 63, 36, 81, 46. Give your answer to 2 decimal places

Simplify: 3√275

Complete the square: x² - 9x - 6

Find area of triangle: a = 26cm, b = 20cm, angle = 42°. Give your answer to 2 decimal places

a:b is 8:9 and b:c is 8:7. Find a:b:c in its simplest form.

Find the mean, median and range of: 94, 86, 30, 59, 62, 33, 83, 15, 96

Simplify: 3√28

Complete the square: 4x² - 48x + 4

Find area of triangle: a = 13cm, b = 16cm, angle = 43°. Give your answer to 2 decimal places

a:b is 2:7 and b:c is 5:7. Find a:b:c in its simplest form.

Find the mean, median and range of: 85, 70, 91, 10, 46, 64, 67. Give your answer to 2 decimal places

Simplify: √686

Complete the square: 2x² + 8x - 5

Find area of triangle: a = 24cm, b = 25cm, angle = 54°. Give your answer to 2 decimal places

a:b is 2:9 and b:c is 5:4. Find a:b:c in its simplest form.

Find the mean, median and range of: 65, 39, 81, 22, 11, 58, 39