0 votes 0 votes How many litres of a $3\%$ hydrogen peroxide solution should be mixed with $6$ liters of a $30\%$ hydrogen peroxide solution so as to get a mixture of $12\%$ solution ? $3$ litres $6$ liters $9$ litres $12$ litres Quantitative Aptitude nielit2019feb-scientistd quantitative-aptitude alligation-mixture + – Lakshman Bhaiya asked Apr 3, 2020 recategorized Nov 8, 2020 by Krithiga2101 Lakshman Bhaiya 13.7k points 1.2k views answer comment Share See all 0 reply Please log in or register to add a comment.
Best answer 1 votes 1 votes Option (D) Let x litres of hydrogen peroxide solution should be added, then 0.03x + (0.3)(6) = 0.12(x + 6) $\implies 0.09x = 1.08 \implies x = 12$ Aashay kaurav answered May 8, 2021 selected Aug 15, 2021 by Arjun Aashay kaurav 292 points comment Share See all 0 reply Please log in or register to add a comment.