Someone who has 'a head for numbers', is very good with numbers, math, calculations, remembering number sequences, etc.
if they are the no.'s on a pad in front of the left head, they are the engine no.
mental math means you do it in your head with out doing on a sheet of paper
The mean is the is the total of the numbers and then dividing by how many numbers.
What does compatible numbers mean?
Those numbers won't help much. The numbers you need are on a ledge in front of the passenger-side head. Mortec.com can be very helpful for tracing block and head numbers.
what does it mean if you have a bump on your head
45
The numbers stamped in front of the head are the engine id numbers.
73l
you suicide
The "mean" of a group of numbers is their "average". It doesn't tell you what the numbers are, or even how many numbers there are.
No, the geometric mean is not the same as the mean of two numbers.