ofehlhaber05 ofehlhaber05
  • 15-04-2018
  • Mathematics
contestada

Jenna flips two pennies 105 times. How many times can she expect both coins to come up heads?

Respuesta :

nilbert
nilbert nilbert
  • 15-04-2018
Hi there!

Since the chance of one coin landing on heads is 1/2, we should multiply.

1/2 × 1/2 = 1/4

105 × 1/4 = 26.25

So, the answer is 26.25 times.

Hope this helps!
Answer Link
Abbie1605061 Abbie1605061
  • 15-04-2018
26.5 or 26.2 can’t remember hope it helps x
Answer Link

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