Answer:

The number is 8 because 
And if you add 4, you get 20
Hence, the number is 8
Answer:
I know (B) is correct, the median is the best measure of center if t distribution is Skewed Left
Step-by-step explanation:
Take the .5 of the 17.5 and convert it to a fractin.
we know .5 is equal to 50% or 1/2
now we have a mixed number

in order to convert it into an improper fraction you need to multiply the whole number by the denominator and then add the numerator all while keeping the denominator constant.

so
Answer:8,5 recirpoal is 5,8
Step-by-step explanation: