Question

Choose the correct answers from the alternative given :
If 200 $\times$ 100 + 300 $\times$ 200 10 $÷$ 2 + 40 = 0, which of the following mathematical operation are

• A. + means -,-means $\times$, $\times$ means $÷$, $÷$ means +
• B. + means -, - means $÷$, $\times$ means +, $÷$ means $\times$
• C. + means $\times$, - means - . $\times$ means $÷$, $÷$ means +
• D. + means $÷$. - means +, $\times$ means -, $÷$ means $\times$

Answer 1

The correct option is B + means -, - means $÷$, $\times$ means +, $÷$ means $\times$

200 $\times$ 100 + 300 $\times$ 200 - l0 $÷$ 2 + 40 = 0
$\Rightarrow$ 200 + l00 300 + 200 $÷$ 10 $\times$ 2 40 = 0
$\Rightarrow$ 200 + l00 300 + 40 40 = 0 $\Rightarrow$ 0 = 0