Answer:
Cost of 15 Potatoes = 12.75
Therefore, Cost of 1 potatos = 12.75/15
Cost of 1 potatos = 0.85
We have been asked to find the number of potatoes we could buy for 10 .
No. of potatoes = 10/0.85
No. of Potatoes = 11.76
No. of Potatoes = 11.76 ≈ 12
So, we can buy 12 potatoes ( approx) .