Question

one number is 3 eighthsof another number. the differnce of the two number is 4.2

Answer 1

see...

as given :

let one no. be x

let another no. be y

x=3/8 y

also

y-x=4.2

y-3/8 y=4.2

8y-3y=4.2×8

5y=33.6

y=33.6

  _____

     5

y=6.27

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