Jamal & Co. makes and sells two types of shoes, Plain and Fancy. Data concerning these

products are as follows:

plain Fancy

RM RM

Unit selling price 20 35

Variable cost per unit 12 24.50

Sixty percent of the unit sales are Plain, and annual fixed expenses are RM45,000. Assuming that the sales mix remains constant, the number of units of Plain that Jamal must sell to break even is: