Question

if 1/7 of a certain number is 4 then 1/4 of the number is

Answer 1

the no.is 7.
sol:-let the no.be a
therefore,1/7×a=4
now by transposing,
a=4×7 =>28.
2nd part of answer.:-
now 1/4 of 28 = 28/4 = 7

Answer 2

Answer:

let certain number is X

then

1/7 * X=4

1*X= 28

x=28

put

1/4*28=7

Step-by-step explanation:

28=28