B Nirmala Shastry Solutions for Exercise 5: EXERCISE 17.5

A room is $16 \mathrm{m}$ long and $9 \mathrm{m}$ wide. A carpet $14.5 \mathrm{m}$ long and $8 \mathrm{m}$ width is placed on the floor. how much of the floor area is left with no carpet on it?

A rectangular garden is $50 \mathrm{m}$ long and $35 \mathrm{m}$ wide. It has a square rose garden of side $4 \mathrm{m}$. It has some play area for children which is $16 \mathrm{m}$ long and $10 \mathrm{m}$ wide. In the remaining area lawn is grown. Calculate the play area

A rectangular garden is $50 \mathrm{m}$ long and $35 \mathrm{m}$ wide. It has a square rose garden of side $4 \mathrm{m}$. It has some play area for children which is $16 \mathrm{m}$ long and $10 \mathrm{m}$ wide. In the remaining area lawn is grown. Calculate the area covered by lawn

A rectangular garden is $50 \mathrm{m}$ long and $35 \mathrm{m}$ wide. It has a square rose garden of side $4 \mathrm{m}$. It has some play area for children which is $16 \mathrm{m}$ long and $10 \mathrm{m}$ wide. In the remaining area lawn is grown. Calculate cost of putting a fence around the garden at $₹12 \mathrm{per} \mathrm{m}$.

The total cost of cultivating a rectangular field at $₹18 \mathrm{per} {\mathrm{m}}^2$ is $₹18,144$. If the breadth of the field is $28 \mathrm{m}$. Calculate the length of the field.

The total cost of cultivating a rectangular field at $₹18 \mathrm{per} {\mathrm{m}}^2$ is $₹18,144$. If the breadth of the field is $28 \mathrm{m}$. Find the cost of fencing the field at $₹20$ per meter.

The ratio of sides of rectangle is $5:3$. Its perimeter is $96 \mathrm{cm}$. Find the area of the rectangle.

The cost of painting a wall is $₹1800$ at the rate of $₹15 \mathrm{per} {\mathrm{m}}^2$. If the length of the wall is $15 \mathrm{m}$, calculate its breadth.