Answer:
340 people in total
Step-by-step explanation:
If 45% of the people were children, then 100% - 45% = 55% of the people were adults
Equation : 55% of the people were adults
=> .55 * x = 187, x = the total amount of people
=>187/.55x
=> x = 340
340 people in total
Answer:
Okay let me explain this to you so you understand
So what does f(n) mean?
Well F(n) is saying the function, of n.
Basically we need to make n be any random number.
Well what number do we choose?
In your question, it says n is greater than or equal than 2.
lets start with 2
f(n-1)+2
f(2-1)+2
1+2
3
f(2) is 3
lets do this 4 more times
that leaves us with the first 5 terms
these 5 terms are
3
4
5
6
7
The correct pair is a. Hope that helped!
Check the picture below
make sure your calculator is in Degree mode.
45% of what number is 27
0.45x = 27
x = 27 / 0.45
x = 60 <== 45% of 60 = 27