In a certain code language, '−' represents '×', '÷' represents '+', '+' represents '÷' and '×' represents '−'. Find out the answer to the following question.
9÷12−15+4×10=?
- A9
- B44
- C8
- D46
Solution & Step-by-step Explanation
Substitute the signs according to the given code instructions:
÷→+
−→×
+→÷
×→−
The given expression transforms to:
9+12×15÷4−10
Applying the BODMAS rule:
Division:
15÷4=
4
15
The expression becomes: 9+12×
4
15
−10
Multiplication:
12×
4
15
=3×15=45
The expression becomes: 9+45−10
Addition and Subtraction:
54−10=44
÷→+
−→×
+→÷
×→−
The given expression transforms to:
9+12×15÷4−10
Applying the BODMAS rule:
Division:
15÷4=
4
15
The expression becomes: 9+12×
4
15
−10
Multiplication:
12×
4
15
=3×15=45
The expression becomes: 9+45−10
Addition and Subtraction:
54−10=44