Question

the mean of 5 numbers is 30,if one number is excluded there mean becomes 28 find the excluded number ?​

Answer 1

Answer: 38

Step-by-step explanation:

Mean of 5 numbers is 30

⇒Sum of 5 numbers/5=30

⇒Sum of 5 numbers = 150

If one number is excluded, mean=28

⇒Sum of the 4 numbers = 4x28 = 112

So the excluded number is 150-112 = 38

Answer 2

Answer:

Step-by-step explanation:

The solution is in pic