RitzyPuR4729 RitzyPuR4729

19-11-2018
Mathematics

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George has 20 pieces of candy in a bag: 2 mint sticks, 5 jelly treats, and 13 fruit tart chews. If he eats one piece every 8 minutes, what is the probability his first two pieces will both be mint sticks?

Respuesta :

jcherry99 jcherry99

19-11-2018

This is a counting principle probability question. There are 2 mints. The probability of the first one being a mint is

2 / 20

The probability of the second one being a mint is

1/ 19

The combined probability is 2/20 * 1/19 = 2 / 380 = 1/190

The decimal equivalent is 0.00526

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