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Cost of a burger is ₹ 2034 and of Macpuff is ₹ 1512. Find the cost of 4 burgers and 14 macpuffs. - Mathematics

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Question

Cost of a burger is ₹ `20 3/4` and of Macpuff is ₹ `15 1/2`. Find the cost of 4 burgers and 14 macpuffs.

Sum

Solution

Cost of 1 burger = ₹ `20 3/4` = ₹ `((20 xx 4) + 3)/4` = ₹ `83/4`

∴ Cost of 4 burgers = ₹ `4 xx 83/4` = ₹ 83

Cost of 1 macpuffs = ₹ `15 1/2` = ₹ `31/2`

Cost of 14 macpuffs = ₹ `14 xx 31/2` = ₹ 217

∴ Total cost of 4 burgers and 14 macpuffs = ₹ (83 + 217) = ₹ 300

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Chapter 2: Fractions and Decimals - Exercise [Page 52]

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NCERT Exemplar Mathematics [English] Class 7
Chapter 2 Fractions and Decimals
Exercise | Q 114. | Page 52

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