Question

Beautiful pattern: Venkatesh has observed a beautiful pattern on the wall of a cricket stadium. Your answeri) He wants to know the number of boxes in 7th row can you help him to find the same? *12141615ii) In the last row there are 23 boxes can you find the total number of rows on the wall? *10111213iii) If the cost of painting one box is Rs. 2/- Can you find the …

Answer 1

Answer:

the cricket invented in England

Explanation:

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Answer 2

i) Number of boxes in 7th row are 15

i) Number of boxes in 7th row are 15 ii) In the last row there are 23 boxes in 11th row

i) Number of boxes in 7th row are 15 ii) In the last row there are 23 boxes in 11th row iii) Total cost of painting is 286 /-

Given,

Venkatesh has observed a beautiful pattern on the wall of a cricket stadium

To Find,

We have To Find

He wants to know the number of boxes in 7th row can you help him to find the same? *12141615

ii) In the last row there are 23 boxes can you find the total number of rows on the wall? *10111213

iii) If the cost of painting one box is Rs. 2/-

Solution,

Venkatesh has observed a beautiful pattern on the wall of a cricket stadium

i) According to the question, He wants to know the number of boxes in 7th row

Number of boxes in 7th row = 3 + 6 x 2 = 15

ii) In the last row there are 23 boxes

3 + (n – 1 )2 = 23 ; n = 11, 11th row  

iii) If the cost of painting one box is Rs. 2/-

then,

Total cost of painting = 143 x 2 = Rupees 286

Hence, i) Number of boxes in 7th row are 15

Hence, i) Number of boxes in 7th row are 15 ii) In the last row there are 23 boxes in 11th row

Hence, i) Number of boxes in 7th row are 15 ii) In the last row there are 23 boxes in 11th row iii) Total cost of painting is 286 /-

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