mariambaluch21
mariambaluch21 mariambaluch21
  • 01-05-2020
  • Mathematics
contestada

John flips a fair coin 40 times. How many times can he expect heads to appear?
4
10
15
20

Respuesta :

ang82
ang82 ang82
  • 01-05-2020
The answer is 20, since it’s heads and tails you have a half and half chance, therefore you divide 40 in half and get 20
Answer Link

Otras preguntas

Jake earns between $295 and $305 a day. About how much money does he earn in 15 days? (Show work/steps)
Lily read 72 pages on sunday and 83 pages Monday about how many pages did Lily read during the two days
why did the pharaohs of the first dynasty wear a double crown?
Who Said give me liberty or give me deathA James Lafayette B Thomas Jefferson C Patrick HenryD George Mason
When A reader makes inferences based on the details provided it enables the reader to
What resource became the profitable crop in Jamestown
which conversion factors are used to convert 4km/min to meters per hour?select each correct answer* 1000m/1km*60min/1 h*1km/1000m*1h/ 60min
at the gate of the castle the prince was waiting to receive her. he had dreamy violet eyes, and his hair was like fine gold. when he saw her he sank upon one kn
what is q= p (r+s) solve for p
a house costs 200,000. if it increases in value 4% each year, what is its value in 3yr?