How to find the arithmrtic mean

  divide the sum by the number of numbers

Step-by-step explanation:

The arithmetic mean of a group of numbers is the quotient of the sum of the numbers and the number of numbers in the group.

For two numbers, the mean is their sum divided by 2:

  mean of A and B is (A+B)/2

For 5 numbers, the mean is their sum divided by 5:

  mean of (A, B, C, D, E) is (A +B +C +D +E)/5

The arithmetic mean is also called the average.

i need more info. are you looked to see there mph? how much they deliver? how far they go?

step-by-step explanation:

127

whether it's diameter, or radius, i believe if i remember correctly from school, every amount has to always add up to 180. so if you take 53, and starting adding, long story short, taking 127 and adding it to 53, gives you 180.