Question
Iron was proved to be essential for plants by:
Solution
The correct answer is A
In a 600-gram mixture, the proportion of Component A to Component B is 3:7. If you add 20 grams of Component A and 80 grams of Component B to the mixtur...
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In a mixture of milk & water, 40 litres water is mixed due to which ratio changes from 3 : 4 to 1 : 4. Find initial quantity of mixture. (in litres)
