No, 1 is not a composite number because it needs one positive factor other than 1 and itself
The answer you put is wrong. It should be:
-17/30
Answer: You will have $24,551.84 when you turn 18.
Step-by-step explanation:
Formula for accumulated amount earned in t years:
, where P = principal value, r = rate of interest
Given: P= $10000, r = 5% t = 18 years.
Substitute all values in formula, we get

Hence, you will have $24,551.84 when you turn 18.
1/2 divided by 2/5
In order to get the correct answer you need to flip the second fraction and then multiply it with the first fraction so it will stay like this:
1/2 x 5/2
To find the answer you need to multiply 1 x 5= 5 and 2 x 2=4 which will give you the final answer which is:
5/4 as improper fraction or it can also be 1 1/4 as mixed number, both are correct.