The eight should be in parentheses but the eight turns into a positive making the answer 4
hope this helps!
hope this helps!
En una bolsa se colocan 8 bolas rojas, 3 blancas y cuatro negras. Se elige una bola al azar y luego sin
1 answer:
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Total number of marbles = 10
Number of red marbles = 4
Number of blue marbles = 6
Probability =
The probability that the first marble is blue =
The probability that the first marble is red = ; 9 because 1 marble has already been taken out.
Joint probability= probability of event A * Probability of event B
= =