Which of the following meanings of the arithmetical signs will yield the value 'zero' for the expression given below ?
`200 xx 100 + 300 xx 200 - 10 div 2 + 40`

Options

A. `+` means -, - means `xx, xx` means `div, div` means +
B. `+` means -,- means ` div , xx` means `+, div` means` xx`
C. `+` means `div , -` means `-, xx` means `div , div` means `+`
D. `+` means `div , -` means `+, xx` means `-, div ` means xx`

Answer

B

Explanation

Using the meanings of arithmetic signs given in option (b), we get the given expression as :
`200 + 100 - 300 + div 10 xx 2 - 40`
Using BODMAS RULE, we get
`200 + 100 - 300 + 20 xx 2 - 40 = 200 + 100 - 300 + 40-40= 430 - 300 -40 = 340 - 340 = 0`