Question

Find the Mean of the following numbers

a) 1/2, 3

b) 3/4, 1/3

c) -7/2, 5/4

d) -8/5, 7/9 please explain it​

Answer 1

Answer:

a)7/4 b)13/24 c) -9/8 d) -37/90

Step-by-step explanation:

a)mean of 1/2 and 3 is

(1/2+3)/2=7/2×1/2=7/4

b)mean of 3/4 and 1/3 is

(3/4+1/3)/2=13/12×1/2=13/24

c)mean of -7/2 and 5/4 is

( -7/2+5/4)/2= -9/4×1/2= -9/8

d) mean of -8/5 and 7/9 is

( -8/5+7//9)/2= -37/45×1/2= -37/90