Question

the mean of 10 numbers is 20 if 5 is subtracted from every number what will be the new mean

Answer 1

Answer:in the reader before the exercises ther will be examples

Step-by-step explanation:Over there u can find the same question but with different numerals so change the numerals and solve the problem step by step u will get the correct answer

Answer 2

Answer:

15

Step-by-step explanation:

The mean of 10 number is 20

So,the sum of 10 number = 10×20=200

If 5 is subtracted from ever no , the sum becomes 200-(10×5)=150

So the new mean = 150/10=15