Moving to another question will save this response. Question 9 IMA Shop Ltd produces three products. Cost, price, and volume data is shown below: Total fixed costs $2400 Tax rate 30% Normal volume Price per unit Variable cost per unit Chocolate ice-cream 300 $5 $2 Milkshake 150 $7 $3 Burger 200 $10 when using units as the measure, what proportion of the sales mix do milkshakes represent? Round to the nearest whole per cent. 23% 31% Cannot be determined Moving to another question will save this response. 3 tv