cross multiply to find your answer
x/250 = 20/100
250 X 20= 5000
5000=100x
x = 50
250 - 50 = 200
hope this helps :)
Answer:
An unconditioned stimulus is a stimulus that leads to an automatic response.
Estimation helps when there’s a lot of decimals or you want to get the basic number. For an example if you wanted to count the basic population of an area you wouldn’t say 15,347 people you would say over 15,000 people. Hope this helps!