rdesmangles
rdesmangles rdesmangles
  • 02-04-2022
  • Mathematics
contestada

please help i am confused.

please help i am confused class=

Respuesta :

alexanderorangeguy
alexanderorangeguy alexanderorangeguy
  • 02-04-2022

Answer:

87.5 percent

Step-by-step explanation:

80 passed the first, 70 passed the second. 7/8 passed both. 7/8 as a percentage is 87.5.

Answer Link
stapmoshun
stapmoshun stapmoshun
  • 02-04-2022

Answer:

C. 87.5%

Step-by-step explanation:

[tex]P(A|B)[/tex]

this is what you are trying to find.

P(A | B) can be found by dividing the percentage who passed both, by the percentage who passed the first.

70/80 = 0.875

multiply by 100 to get percentage instead of decimal

87.5

Answer Link

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