Answer:
4
Step-by-step explanation:
He should add 4 black blocks because there are a total of 4 other blocks, and in order to have a probability of 50%, the number of black blocks needs to be equal to the total number of the other colored blocks.
I'd say A. 8000, because you'd get the most answers and the biggest variety in answers for a more accurate sample.
Answer: y = 7
Explanation:
7^8/7y = 7^6
7^7/y = 7^6
In order for 7^7 to become 7^6 you need to divide by 7
Which mean y = 7
So that:
7^7/7= 7^6
7^6 = 7^6
The period is pi/3
Have a nice day :)
- 2 1/4 (mix fraction)
- 9/4 (improper fraction)
