Answer:
120
Step-by-step explanation:
18x8 is 124 but if you estimate then it is 120 bc 4 or less let it rest 5 or more add one more.
Diameter of the target is 2196 mm
Step-by-step explanation:
We are given Circumference of target = 6,895.4400000000 mm.
We need to find the diameter of target.
The formula used is:

Putting values:

We know that 
So, Finding Diameter:

So, Diameter of the target is 2196 mm
Keywords: Circumference
Learn more about Circumference at:
#learnwithBrainly
Step-by-step explanation:
f(g(x))
= f(4x)
= (4x) - 3. (A)
Answer:
A placebo is a fake put into place in order to make a user believe something is happening when it is not.
Step-by-step explanation:
A placebo is a fake put into place in order to make a user believe something is happening when it is not. This is used often in medicine, where a doctor may tell a patient they are receiving treatment for some condition, but in fact they are getting nothing. Often times this can actually make a change for the patient due to simply believing they are getting treatment. The placebo effect is also used in Statistics, with 2 groups, one getting the treatment, and one simply receiving a placebo. This is helpful because it shows the effect of treatment or medication more accurately.