Math, asked by bhanupapa8pcwbqx, 1 year ago

a black board is 17m 7cm long and 11m 5cm widht.what will be the cost of painting it at the rate of 35 paise per cm squre

Answers

Answered by desaikomal551
4

Answer:


Step-by-step explanation:


Length = 17 m 17 cm = 1717 cm

Breadth = 11m 5 cm = 1105 cm


Area of rec = l × b

= 1717 × 1105

= 1897285 cm ^ 2


Cost = 1897285 × 35

= 66404975 paise

= 66,404.975 rs.


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Answered by attinderpaul55225
5
step by step explanation :

17m7cm = 1707cm

11m5cm = 1105 cm

The area of black board =

(1707 ×1105 )cm^2

= 1886235 cm^2

the cost of painting = 1886235 × 35/100

= 660182.25 r.s

hope it helps

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