According to E-How - Many charity functions and parties offer a prize to the person who guesses the correct number of jelly beans in a jar.
Tips to guess how many jelly beans are :
1. Take a look at the jar size. This is important in making a guess.
2. Consider that each gallon jar can hold 930 jelly beans.
3. Pick the jar up (if you are allowed to) and count how many jelly beans there are in one row.
It seems that BP are about to offer America's finest scientists an opportunity to engage in a game of jelly bean guesstimates due to their unwillingness to measure the flow coming from the leaks at the bottom of the Gulf of Mexico. Sound unbelievable? Follow after the fold and I'll explain what is going on here, which, in my personal and professional opinion, shouldn't be.