Answer:
3x - 6 = x + 9
2x - 6 = 9
2x = 15
x = 7.5
Step-by-step explanation:
3) four hundred fifteen thousandths
4) three hundredths
5) thirty four hundredths
6) sixteen hundredths
7) three and five thousandths
8) one and nine hundredths
Answer:
the second green shape because the first one is a rectangle which has 2 equal sides
Answer:
The smallest sample size to satisfy the conditions is n=500.
Step-by-step explanation:
The condition for performing the inference related to the sample size is that, for all the categories, the expected success and failures in the sample are at least 10:

The largest sample size required will be for the minimum p or (1-p).
This happens to be the proportion that can play other instruments: 2%.
Then, we can calculate the minimum sample size as:
