myahb20
contestada

help me please!
game board has a
spinner with 10 equal-sized sections, of which
4 are green, 3 are blue, 2 are yellow, and 1 is
red. What is the sum of the probabilities of the
pointer landing in the green, blue, yellow, and
red sections? Explain.

Respuesta :

mhanifa

Answer:

  • 1 or 100%

Step-by-step explanation:

There are 4 colors and if the sum of the probabilities involves all those colors, then it equals to 1.

Calculation as below:

  • P(g) = 4/10
  • P(b) = 3/10
  • P(y) = 2/10
  • P(r) = 1/10

The sum is:

  • 4/10 + 3/10 + 2/10 + 1/10 = 10/10 = 1
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