Respuesta :

dauyds

Answer:

4/5 is the same as 8/10, or 80%

so, multiply the 120x .8= 100

100 purple marbles

fichoh

Uisng the principle of probability, the number of purple marbles in the bag is 96

Given the Parameters :

  • Theoretical probability = 4/5
  • Number of marbles = 120

Number of purple marbles can be calculated thus :

Probability × total number of marbles

(4/5) × 120

0.8 × 120 = 96 marbles

Hence, number of purple marbles is 96.

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