Multiple choice

The ratios of honey to water in two containers are (4 : 3) and (6 : 7) respectively. How much mixture from the second container is to be taken and added with 3.5 litres of the first mixture such that the ratio of honey to water in the new mixture will become (1:1)?

  1. 6 litres

  2. 6.5 litres

  3. 7 litres

  4. 7.5 litres
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

In 3.5 L of first mixture (4:3), honey = 2 L, water = 1.5 L. Adding x litres of second mixture (6:7) gives honey = 2 + 6x/13 and water = 1.5 + 7x/13. Setting these equal for 1:1 ratio gives x = 6.5 L.

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