Subject
Bank Exam
Topic
Dutch-Bangla Bank Ltd. - Assistant Officer - 2017
Solution Y is 40 percent sugar by volume and solution X is 20 percent sugar by volume. How many gallons of solution X must be added to 150 gallons of solution Y to create a solution that is 25 percent sugar by volume ?
Solution Y is 40 percent sugar by volume and solution X is 20 percent sugar by volume. How many gallons of solution X must be added to 150 gallons of solution Y to create a solution that is 25 percent sugar by volume ?
ক)
75খ)
150গ)
240ঘ)
450Explanation
Solution: প্রশ্নটিতে বলা হচ্ছে যে, Y মিশ্রণে 40 শতাংশ চিনি রয়েছে এবং X মিশ্রণে 20 শতাংশ চিনি রয়েছে । 150 গ্যালন Y এর মিশ্রণে কত গ্যালন X মিশালে মিশ্রণে 25% চিনি থাকবে ? ধরি, x গ্যালন চিনি মিশাতে হবে । ফলে মোট মিশ্রণের পরিমাণ হবে = 150 + x ঐ মিশ্রণে 25% চিনি থাকলে মিশ্রণের পরিমাণ হবে 25% of (150 + x) প্রশ্নমতে, 20% x + 40% 150 = (x + 150) 25% => => 20x + 6000 = 25x + 3750 => 6000 - 3750 = 25x - 20x => 5x = 2250 x = 2250/5 x = 450Related questions
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