Question

the sum of the 4 numbers which are in AP . is 28 and 10 times the least number is 4 times the greatest number. find the number.

Answer 1

Answer:

Step-by-step explanation:

LET THE SUM BE OF THE FORM

a-3d +a-d+a+d+a+3d = 28

4a=28

a=7

10(a-3d)=4(a+3d)

10a-30d=4a+12d

6a=42d

a=7d

7d=7

d=1

AP IS:-

             4,6,8,10

 

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