solve que no 6-7 plz its urgnt
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hey dear here is ur answer
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Step-by-step explanation:
6)
area of the rectangle = 60 x 22 = 1320
area of the circle = π r² = (22/7) x 14 x 14 = 616
area of the remaining portion = 1320-616 = 704
cost of putting grass in this area = 704 x 60 = 42240
So ans is Rs 42240
7)
Radius of garden = 112/2 = 56
radius of the circle including the path = 56 + 7 = 63
Area of the path = area of the outer circle - area of the inner circle
= πx 63² = πx56²
= (22/7 x 63 x 63) - (22/7 x 56 x 56)
= 12474 - 9856
= 2618
So cost = 2618 x 75 = Rs 196350
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