Question

Median of eight number is 4.5 and the numbers are 1,2,3,4,12,13 find the eight number

Answer 1

Answer: 4

Step-by-step explanation:

1 + 2 + 3 + 4 + 12+ 13 + x / 8 = 4.5

36 + x / 8 = 4.5

4 + (x / 8) = 4.5

x / 8 =4.5 - 4

x / 8 = 0.5

x = 0.5 * 8

x = 4