a dozen of notebooks cost RS186 what is the cost of 8 notebooks
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it is very hard method but thank you
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1.How much is 10 whole 1 by 12 more than the sum of 1 whole 1 by 6 and 2 whole 7 by 15. Its answer is 6 whole 9/2
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draw a right triangle in which the sides ( other than hypontenuse) are of lengths 4 cm and 3cm then consturct another triangle whose sides are 5/3 tim … es the corresponding sides of the given triangle
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Dozen = 1212 notobooks = 186/-
8 notebooks = ?
(ratio proportion method)
12:186::8:x
{product of means=product of extremes)
12*x = 186*8
12x = 1488
x = 1488 / 12
x = 124
cost of 8 notebooks = 124