Question

please answer this will help me a lot ​

Answer 1

Answer:

let

1st multiple be x

then 2nd be x+7

and 3rd be x+14

then Acc. to ques

x+(x+7)+(x+14)=63

3x=63-21

3x=42

x=14

then 2nd multiple is 21 and 3rd multiple is 28