Answer:
The number is 3.
Step-by-step explanation:
5x - 4 = 11
5x = 15
x = 3
Answer: 12 boys at the movie
Step-by-step explanation:
The ratio of boys to girls is 4:7. There are 21 girls at the movie. This is 3 times more than the simplified ratio of girls to boys. Thus, to find the answer, multiply 4 by 3 to get 12 boys at the movie.
To answer this specific
problem:
A
sample size of 5 for which the sample mean is 20 and the sample
median is 15 would be 9, 12, 15, 25, and 39. I am hoping that this answer has
satisfied your query and it will be able to help you in your endeavor, and if
you would like, feel free to ask another question.
2 because rise/run so 8/4 which=2