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, 779​

Answer 1

A number is divisible by 4 if last two digits of that number is divisible by 4

The 2 digits numbers which are divisible by 4 from the given set {1,2,3,4,5} are 12,24,32,44 or 52

So, if a number a number ends with 12,24,32,44 or 52, then it is divisible by 4

First 3 digits can be arranged in 5

3

ways

So, the total number of 5 digit numbers which are divisible by 4 without repetition is

5

3

×5=625

Answer 2

Answer:

1. 1/4
2. 13/24
3. -9/8
4. 1834/5

Step-by-step explanation:

1. 1/2+3=1/2÷2=1/4
2. 3/4+1/3=13/12÷2=13/24
3. -7/2+5/4= -9/4÷2= -9/8
4. -8/5+779= 3668/5÷2= 1834/5

I hope it helps

Plz mark me as Brainliest Naswer