2
Question
There are 3 types of Coffee powder available at La Cafe. They are graded based on the chicory content. The three grades of coffee contain 1% chicory, 2% chicory and 3% chicory in the coffee blend. If p kgs of the 1% grade and q kgs of the 2% grade and r kgs of the 3% grade are mixed to give p+q+r kgs of 1.5% grade, what is p in terms of q and r?
There are 3 types of Coffee powder available at La Cafe. They are graded based on the chicory content. The three grades of coffee contain 1% chicory, 2% chicory and 3% chicory in the coffee blend. If p kgs of the 1% grade and q kgs of the 2% grade and r kgs of the 3% grade are mixed to give p+q+r kgs of 1.5% grade, what is p in terms of q and r?
Open in App
Solution
The correct option is A q+3r
Put r=0, then if 1 kg of 1% grade is mixed with 1 kg of 2% grade, we get
2 kg of 1.5% Grade. Hence p=1, q=1 and r=0. Substitute in answer
Options to get answer as option (a)
q+3r
Put r=0, then if 1 kg of 1% grade is mixed with 1 kg of 2% grade, we get
2 kg of 1.5% Grade. Hence p=1, q=1 and r=0. Substitute in answer
Options to get answer as option (a)