Question

One fifth of a number decreases one fourth of its successor by one. The number is ​

Answer 1

Hey mate,

let the no. be x

thus,

one fifth of the number = x/5

its successor = x+1

thus,

one forth of the successor= x+1/4

since,

x/5 = x+1/4-1

=> x/5= x-3/4

4x= 5x-15

= 15.

thus,

the number is 15.

Answer 2

Answer:

15

Step-by-step explanation:

key fact adding one to both sides