Answer:
The answer to your question is £ 2.13
Explanation:
Data
Cost of 1 kg or oranges = £1.42
Cost of the oranges in the scales = ?
Process
1.- Determine the weight of the oranges in the scales.
As we can see the weight of the three oranges is 1.5 kg
2.- Use proportions and cross multiplication to find the cost.
1 kg of oranges --------------------- £ 1.42
1.5 kg of oranges ------------------ x
x = (1.5 x 1.42) / 1
x = 2.13 / 1
x = £ 2.13