If '-' stands for `' -:' ` '+' stands for 'x', `' -:' ` for '-'and 'x' for '+' , which one of the following equations in correct?

Options

A. `30-6+5xx4-:2=27`
B. `30+6-5-:4xx2=30`
C. `30xx6-:5-4+2=32`
D. `30+6xx5+4-2=40`

Answer

A

Explanation

Option (1)
`30-6+5xx4-:2=27`
`implies30-:6xx5+4-2=27`
`implies5xx5+4-2=27`
`implies25+4-2=27`
Option (2)
`30+6-5-:4xx2=30`
`implies30xx6-:5-4+2=30`
`implies36-4+2ne30`
Option (3)
`30xx6-:5-4+2=32`
`implies30+6-5-:4xx2ne32`