5%... since 100% is available..
To find the amount of "tens" in a number, divide it by 10
8,000÷10=100
Answer: There are 800 tens
We already got
f(x)= a(x-2)(x-3)(x-5)
We got 
first we multiply the parenthesis in f(x)
f(x)= a(x-2)(x-3)(x-5)


Replace the value of 'a'

Multiply 1/16 inside the parenthesis
