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Carotene is responsible for the yellow color of the cow's milk.
A person spent 20% of his monthly income on food and 70% of the remaining on rent. If amount spent on rent is Rs 840, then find the amount spent on food.
What is the total number of students in a college?
Statement I. In the college 24% of the students are between 18 to 24 years of age, and 45% o...