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produces 630 bulbs per day, find thĂŠ numbel r uei13. Find the ratio of the price of a pencil to that of a ball pen if pencils cost 96 per score andball pens cost 50.40 per dozen.ind its length if the width is 42 metres |
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Answer» The price of the pencils per score = ₹96=> the price of a pencil = ₹96/20= ₹4.8the price of the ball pens per dozen = ₹50.4=> the price of a ball pen = ₹50.4/12=₹4.2the required ratio = =(4.8×10)÷(4.2 ×10)= 48/10÷ 42/10=48/10 * 10/42=8:7 |
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