Answer:
The answer is B

Step-by-step explanation:


Answer:
The 2 answers are t = 0.5 Seconds and t= 1.5 seconds
Step-by-step explanation:
Answer:
8
Step-by-step explanation:
4/13 x/26
4 times 26, the that number divided by 4. Its called the butterfly/cross multiplying method
Answer:
28
Step-by-step explanation:
Let s = South Korea Rank
8s = 224

s = 28
After the 3rd pick we have: 4 white, 3 red and 8 black marbles.
The probability that the 4th marble is black is:
P ( Black ) = 8 / 15 = 0.5333
After the 4th pick we have: 4 white, 3 red and 7 black marbles.
P ( Red or Black ) = 10 / 14 = 5 / 7 = 0.7143