The border of the notice board has to be decorated on all sides using a flower strip. Find the total length of the strip required.

100 inches

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200 inches

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220 inches

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300 inches

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Solution

The correct option is C 220 inches
Length of the flower strip = Perimeter of the board
Perimeter = 2 × (Length + Width)
Perimeter = $2 \times (70 + 40)$
= $2 \times 110$
= 220 inches

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Question 95

Length and breadth of a bulletin board are r cm and t cm, respectively.

(i) What will be the length (in cm) of the aluminium strip required to frame the board, if 10 cm extra strip is required to fix it property.

(ii) If x nails are used to repair one board, then how many nails will be required to repair 15 such boards?

(iii) If 500 sq cm extra cloth per board is required to cover the edges, then what will be the total area of the cloth required to cover 8 such boards?

(iv) What will be the expenditure for making 23 boards, if the carpenter charges Rs. $x$ per board?

Length and breadth of a bulletin board are $r c m$ and $t c m$ respectively. [4 MARKS]

(i) What will be the length (in cm) of the aluminium strip required to frame the board, if 10 cm extra strip is required to fix it properly.?

(ii) If $x$ nails are used to repair each board, how many nails will be required to repair 15 such board?

(iii) If $500 c m^{2}$ extra cloth per board is required to cover the edges, what will be the total area of the cloth required to cover 8 such boards?

(iv) What will be the expenditure for making 23 boards, if the carpenter charges Rs $x$ per board?

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The border of the notice board has to be decorated on all sides using a flower strip. Find the total length of the strip required.

The correct option is C 220 inchesLength of the flower strip = Perimeter of the board Perimeter = 2 × (Length + Width) Perimeter = 2×(70+40) = 2×110 = 220 inches

The correct option is C 220 inches
Length of the flower strip = Perimeter of the board
Perimeter = 2 × (Length + Width)
Perimeter = $2 \times (70 + 40)$
= $2 \times 110$
= 220 inches