Question 113 (iv)
Study the layout given in the figure and answer the questions.
If the cost of tiling is Rs 30 per m2, write an expression for calculating the total cost of floor tiles used for the bathroom and kitchen floors.
Total area of bathroom and kitchen =(15−x)×5 m2
∴ Total cost of tiling =(15−x)×5×30=Rs.150(15−x)