Which of the following interchanges of signs and numbers would make the given equation correct?
` 12 div 4 + 2-6 xx 3 = 3 div 12 + 6 xx 2 -4 `

Options

A. `- and + , 6 and 4 `
B. `div and + , 6 and 4 `
C. `xx and - , 4 and 6`
D. `xx and div , 4 and 6`

Answer

B

Explanation

`12 div 4 + 2 -6 xx 3 = 3 div 12 + 6 xx 2 -4 `
`implies 12+6 div 2 -4 xx 3 = 3 + 12 div 4 xx 2 -6`
`implies 12 +3 -12 =3 +3 xx 2 -6`
`implies 15 - 12 = 3 +6 -6`
`implies 3 =3 ` (L.H.S. = R.H.S.)