Question 3 (10 marks) a) Use the high-low method, calculate	the	variable cost per	unit,	the fixed cost and the cost
equation for this following data.
		Activity		$
January		400		1,050
February		600		1,700
March		550		1,600
April		800		2,100
May		750		2,000
June		900		2,300

b) A company produces electronic circuit boards. Each circuit board has a raw material input of

$60 and labour input that costs $20. The company must also pay the rent of the factory building

$20,000 per annum, business rates of $4,000 per annum and the production directors salary of

$24,000 per annum.

Required: identify the variable costs and fixed costs of this business.

PLEASE HELP ME TO ANSWER THIS QUESTION. VERY URGENT. THANK YOU