A group of people were given 2 puzzles. 77% people solved puzzle X and 89% people solved puzzle Y. What is the maximum and minimum percentage of people who could have solved both the puzzles?	Choose the correct choice from the following answers:
A) 11%, 0%	B) 77%, 63%	C) 68%, 57%	D) 79%, 68%	E) 89%, 79%
To solve this question, we don't need any formulas. Just read the question carefully. If 77% of the people solved puzzle X and 89% solved puzzle Y, then maximum % that can solve both correctly can only be 77%. From the given options, only D looks good   Answer 77%, 63%
<result>B</result>
A group of people were given 2 puzzles. 77% people solved puzzle X and 89% people solved puzzle Y. What is the maximum and minimum percentage of people who could have solved both the puzzles?