If 'x' means 'addition' '-' means 'divis...

If 'x' means 'addition' '-' means 'division'`'-:'` means 'subtraction and'+' means 'multiplication', then which of the following equations is correct?

`16 + 5 - 10 xx 4 -: 3 = 9`

`16 - 5 xx 10 -: 4 + 3 = 12`

`16 + 5 -: 10 xx 4 - 3 = 9`

`16 xx 5 -: 10 -: 4 - 3 = 19`

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The correct Answer is:

`16 + 5 - 10 xx 4 -: 3 = 9`
`rArr 16 xx 5 -: 10 + 4 - 3 = 9`
`rArr 8 + 4 - 3 = 9`
`16 - 5 xx 10 -: 4 + 3= 12`
` rArr 16-: 5 + 10 - 4 xx 3 = 12`
` rArr 16/5 + 10 -12 ne 12`

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