Please assist with me with the following Questions of Project Financial Management

A company manufactures a single product and the following budget has been produced by the management accountant: Sales @ R250 each R250 000 Variable costs R150 per unit Fixed costs R50 000 Production and sales are expected to be 1 000 units. 1.1 1.1.1 Calculate the break-even quantity. (5 marks) 1.1.2 Calculate the break-even value. (5 marks) 1.1.3 Calculate the margin of safety (in terms of value). (5 marks)