Question
Download Solution PDFIf ‘+’ means ‘−’, ‘−’ means ‘×’, ‘×’ means ‘÷’, and ‘÷’ means ‘+’, then what is the value of the following expression?
18 − 18 ÷ 3 − 72 × 12 + 4 − 6
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFGiven Equation: 18 − 18 ÷ 3 − 72 × 12 + 4 − 6
BODMAS Rule:
Decoding the Given Information:
| Symbols | + | - | × | ÷ |
| Meaning | - | × | ÷ | + |
Now replacing the sign from left to right using BODMAS Rule, we get:
New Equation: 18 × 18 + 3 × 72 ÷ 12 - 4 × 6
Calculation:
⇒18 × 18 + 3 × 72 ÷ 12 - 4 × 6
⇒18 × 18 + 3 × 6 - 4 × 6
⇒324 + 18 - 24
⇒342 - 24 = 318.
Hence, the correct answer is 'Option 3'.
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