Question

the average of these observations 1/2 , 2/3 , 1/4 , 5/2 , 2/3 is
a)11/12
b)5/7
c)51/60
d)17/20​

Answer 1

Answer:

a)11/12

Step-by-step explanation:

1/2+2/3+1/4+5/2+2/3

LCM is 12

(6+8+3+30+8)/12*5

55/12*5

11/12