PLEASE HELP!! A shop sells 3 packs of the same light bulb. Calculate the price per bulb for each pack. Write down which pack is better value for money
a) Pack of 3 for £9
b) Pack of 7 for £28
c) Pack of 5 for £14

What expression is equivalent to (2x-1)(x-3)?

Acylinder with a base diameter of x units has a volume of jxcubic units which statements about the cylinder are true? check all that apply. the radius of the cylinder is 2 x units. the radius of the cylinder is 2x units. the area of the cylinder's base is 200 square units. the area of the cylinder's base is a square units. the height of the cylinder is 2x units. the height of the cylinder is 4x units. mark this and return save and exit next submit

Select the correct answer. what is the exact value of sin (157.5°)? a. 'sqrt(2 - sqrt(2))/2 b. *"-"'sqrt(2 + sqrt(2))/29 c.'sqrt(2 + sqrt(2))/4" d. "-"sqrt(2 + sqrt(2))/4)