India, Aug. 4 -- George J Summers is the author of several books on puzzles, including Mensa puzzles, but I could not find any biographical information on him from either a Google search or an AI query. The publication dates of his books cover a wide period from the 1960s to about a decade ago.

I have adapted the following puzzle from one of his books. I found it quite tough in its original form, and have added an embellishment in the hope that it will make the puzzle slightly simpler. You may need some hit and trial alongside logical deduction to solve it.

#Puzzle 154.1

Mrs Anand, Mrs Bora and Mrs Chopra are schoolmates who meet for the first time in about 20 years. They catch up on one another's lives, careers and families. All of th...