Question

If the fourth fifth part of a no is 84.Then find the no.

Answer 1

Step-by-step explanation:

let first no. be x there fore another no.=4/5 of x =4x/5....

therefore....

x+4x/5=180....

5x/5+4x/5=180...

9x/5=180...

9x=180*5=900...

9x=900x=10

Answer 2

Answer:

105 is the answer to ur question

Step-by-step explanation:

Let the number be x.

4/5th of x=84

4x/5=84

4x=84×5

x=84×5/4

x=21×5

x=105

HOPE THIS WILL HELP YOU:)