Standard form is y=mx+b
y=9x+4
$.58 ; 3.24-.29is 2.95 and 2.95 divided by 5 is .58
Answer: 2.46
Step-by-step explanation:
Formula for x-score is given by :-

, where
= Sample mean ,
= population mean,
= population standard deviation, n= sample size.
As per given , n=10
= $29,056
= $3,339
= $31,650
Then,

Hence, the z-score = 2.46
Its 576 if you multiply 48 and 12 you get 576