Akriti bought 6 metres of a ribbon for ₹42 , the cost of 1 metre of ribbon is ₹________.
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Step-by-step explanation:
Length of ribbon bought by Sarita = \frac{2}{5}
5
2
Length of ribbon bought by Lalita = \frac{3}{4}
4
3
Total length of ribbon bought = \frac{2}{5}+\frac{3}{4}
5
2
+
4
3
LCM of 5 and 4 is 20.
= \frac{\left(2\times4\right)+\left(3\times5\right)}{20}
20
(2×4)+(3×5)
= \frac{8+15}{20}
20
8+15
= \frac{23}{20}
20
23
They bought 1\frac{3}{20}1
20
3
m of ribbon,.
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