breonnatremarki7 breonnatremarki7

21-05-2019
Mathematics

contestada

There are 3 black marbles and 4 red marbles and you pick 2 marbles out what is the probability both will be black

Respuesta :

emankhalid2003 emankhalid2003

08-07-2019

Answer: 3/7 or 42.857142%

Step-by-step explanation:

Black= 3

Total= 7

Hence 3/7

If you want the answer in %, it would be,

3/7*100= 42.857142%

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