Four loaves of bread cost rupees 52. what will be the cost of a dozen such loaves
It's from ratio and proportion chapter 9 class 7
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since one dozen is 3 times the quantity four, the cost of four should be multiplied by 3 to get 3 times 52, or 156 rupees.
Experienced Mathematics Tutor w/ Master's Degree in Math
Let x = the cost of a dozen loaves
loaves/rupees: 4/52 = 12/x
4x = 624
x = 156 rupees
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