They say that ten people get it wrong and eight of them are wrong. What is your first reaction—on which day?
Lily pads in a pond double in size every day. In 30 days, they fill the entire pond. On which day do they cover half the pond?
·
·
·
·
The answer is Day 29. Because Day 30 is twice Day 29; going back one day brings you to exactly half.
In the comments, have a fight over Day 15 and Day 29. I’ll see who’s convinced.
#脑筋急转弯 #Did you get it right?
Lily pads in a pond double in size every day. In 30 days, they fill the entire pond. On which day do they cover half the pond?
·
·
·
·
The answer is Day 29. Because Day 30 is twice Day 29; going back one day brings you to exactly half.
In the comments, have a fight over Day 15 and Day 29. I’ll see who’s convinced.
#脑筋急转弯 #Did you get it right?