1.

A chemical X is formed when two chemicals are mixed in the ratio 3:2 in a controlled environment. Now consider the following: i. The first chemical is a mix of two chemical A and B in the ratio 1:3. ii. The second chemical is a mix of same two chemicals A and B in the ratio 2:1. What is the ratio of chemical A and B in the final chemical X?

A. 7:11
B. 11:7
C. 8:15
D. 15:8
Answer» B. 11:7


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