Last Updated on May 11, 2023
GMAT OFFICIAL GUIDE PS
Solution:
We are given two decimals:
0.1X and 0.02Y
To make 0.1X the greatest, we can let X = 9 and we have:
0.19
To make 0.02Y the smallest, we can make Y = 1 (since Y = 0 is not allowed) and we have:
0.021
Thus:
0.19/0.021 = 190/21 = 9 1/21
So, the greatest possible value is about 9.
Answer: D