Answer: 12km
Step-by-step explanation:
2cm=3km
2x4=8
3x4=12
Answer:
His expected value is -2
Step-by-step explanation:
Five hundred raffle tickets are sold for $3 each
One prize of $500 is awarded.
Expected value =
Probability of winning =
If won the price he gets = 500
But he also paid $3 to buy ticket
So, the actual price he got = 500-3= 497
Probability of not winning =
So, Expected value=
=
Hence his expected value is -2
Answer:
thats a tuffy
Step-by-step explanation:
Answer:
2pi/3
Step-by-step explanation: