1.75 is halfway between 1.4 and 2.1. (1.4 + 2.1)/2 = 1.75.
1.75
19.5 is halfway between 18 and 21
It is: 28It is: (14+42)/2 = 28
3.25 is halfway between 3.0 and 3.5.
7, 14, 21, 28, 35, 42, 49, 56, 63
575 is halfway between 550 and 600.
The answer is 1414
19.5 is halfway between 18 and 21
14
There is no distance between them.
Then number half way between them is their mean average: (-3/7 + -15/14) ÷ 2 = (-6/14 + -15/14) ÷ 2 = -21/14 ÷ 2= -21/28 = -3/4
42
37
7.5
11.5
It is exactly halfway between them.
21
Yes.