InterviewSolution
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1). 2.07 kg sugar2). 2.07 kg water3). 5 kg water4). 5 kg sugar |
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Answer» Ten kg of solution prepared by Adya will initially contain : Amount of sugar = $(\frac{{29}}{{64}} \times 10 = 4.53125\;kg)$ Amount of water = 10 − 4.53125 = 5.46875 kg She has been instructed to PREPARE the solution by using sugar and water in the RATIO 35 ? 29 but she prepared in the ratio 29 ? 35 which clearly MEANS, she used less quantity of sugar. Keeping the quantity of water same, let she adds X kg of sugar to it. $(\begin{array}{l}\THEREFORE {\rm{\;}}\frac{{Amount\;of\;sugar}}{{Amount\;of\;water}} = \frac{{35}}{{29}}\\ \Rightarrow \frac{{4.53125 + x}}{{5.46875}} = \frac{{35}}{{29}}\end{array})$ ⇒ 131.40625 + 29x = 191.40625 ⇒ 29x = 60 ∴ x = 2.07 kg ∴ Adya will have to add 2.07 kg of sugar more to prepare the syrup as per instructions. |
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