Answer:
Longitudinal study
Step-by-step explanation:
Information is collected over extended periods of time in a longitudinal study, but in cross-sectional, natural observation, and experimental studies, information is collected over short periods of time or in one time only. Based on the choices given, this type of study would be a longitudinal study.
Answer: 4
Step-by-step explanation: just did it myself
Answer:
105
Step-by-step explanation:
What is 42% of 250?
Let's break this question down.
We have:
42% – A percent is a fraction out of 100. 100% being fully complete. We can express 42% as 42/100 or 0.42.
of – This symbolizes multiplication.
250 – This is our total.
Now let's set up an equation.
42% of 250
0.42 • 250 = ?
Now, multiply.
105
This is your answer.
42% of 250 is 105.
Hope this helps!
Answer:
1590
Step-by-step explanation:
1500 x 0.02
= 30
30 x 3
= 90
1500+90 = 1590
(ps.. there was an equation for this i just forgot it, you can look it up and check it)
