The information below concerns the manufacture of a component called Triple X:

Budgeted sales volume in units	2 000
Variable cost per unit:
Manufacturing	R135
Distribution	R125
Fixed overheads:
Manufacturing	R47 500
Distribution and administration	R22 500
Expected selling price per unit	R400

Calculate the following from the above information:

1.1 Marginal income (Contribution) ratio.

1.2 Break-even quantity.

1.3 Break-even value using units.

1.4 Break-even value using marginal income (Contribution) ratio.

1.5 Margin of safety in terms of value.

1.6 Margin of safety in terms of units.