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Area of Square & Rectangle

Question 113 ...

Question

Question 113 (iv)

Study the layout given in the figure and answer the questions.

If the cost of tiling is Rs 30 per $m^{2}$ , write an expression for calculating the total cost of floor tiles used for the bathroom and kitchen floors.

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Solution

Total area of bathroom and kitchen $= (15 - x) \times 5 m^{2}$
$∴$ Total cost of tiling $= (15 - x) \times 5 \times 30 = R s .150 (15 - x)$

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Question 113 (iii)

Study the layout given in the figure and answer the question.

If the cost of carpeting is Rs 50 per $m^{2}$ , write an expression for calculating the total cost of carpeting both the bedrooms and the living room.

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Question 113 (v)

Study the layout given in the figure and answer the questions.

If the floor area of each bedroom is $35 m^{2},$ then find x.

Study the layout given in the figure and answer the question.

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Area of Square & Rectangle

Standard VIII Mathematics

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