finding the median

Question

the median of a set of eight numbers is 4 whole 1 upon 2.given that 7 of the numbers are 9,2,3,4,12,13 and 1 ,find the eighth number

Answer 1

??????????? "hole 1 upon 2" ???????????

yer 7 numbers...(1,2, 3, 4, 9,12,13) alredee hav median=4

Put nuther 4 in middel & median stil hav 4

8 numbers, sum=48, averaej=6, big=13, small=1, raenj=12

Answer 2

1,2, 3, 4,_ 5__ 9,12,13

(4+5):2= 2 and 1/2

The 8th number is 5

Answer 3

Ques if the mean of the following data is5 find p x is 2,3,5 p ,9 f is 9,4,6,3,8