Question

what is arcthimatic mean​

Answer 1

Answer:

Arithmetic mean means average.

sum of all the numbers/total number

Step-by-step explanation:

27. 2m 50cm means 2.50m

2.50*2.50=6.25

hence, the answer is 6.25m.sq

28. 200/100=2/1

hence, ratio is 2:1