The width of all the three lines of the letter H is 2 mm. Length of two side lines are 8 mm. each and that of the middle line is 6 mm. The cost of the letter H in the birthday cake is 10 rupee/mm^2 in golden shining. Total cost for writing H in the cake will be
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sa of letter H = 2×(2mm×8mm) + (2mm×6mm)
=32mm² + 12mm²
=44mm²
cost of writing H in the cake
= 44mm² × ₹10/mm²
= ₹440
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