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A dozen books cost RS 1920 .Find the cost of 7such books |
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Answer» Step-by-step explanation: A one DOZEN book cost is 1920 means the cost of 12 book is 1920 And cost of SEVEN books are ? now we have to find the cost of one book = 1920 ÷ 2 = 960 = 960 ÷ 2 = 480 now we have GET the cost of one book is 480 now we have to multiply = 480 ×7 = 3360 the cost of books are 3360 :- ANSWER |
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