Answer: The denominator of a fraction tells you the relative size of the pieces. Therefore, the reason fractions need a common denominator before adding or subtracting is so that the numbers of pieces you are adding/subtracting are all the same size.
Probability of getting heads: 1/2 Probability of getting 8 heads in a row: (1/2)^8
2*2*2*2*2*2*2*2= 256. Probability of all 8 planets in the same direction: 1/256
Answer: 55x3=165 estimate:200 hoped this helped :)
Step-by-step explanation:
Answer: The answer is B.
Step-by-step explanation: