If'-' stands for division,\['+'\] for multiplication,\['-'\] for subtraction and \['\times '\] for addition, then which one of the following equations is correct? |
A) \[19+5-4\times 2\div 4=11\]
B) \[19\times 5-4\div 2+4=16\]
C) \[19\div 5+4-2\times 4=13\]
D) \[19\div 5+4-2\div 4=20\]
Correct Answer: C
Solution :
[c] Given | ||||
| ||||
\[19\div 5+4-2\times 4=13\] | ||||
\[\Rightarrow \]\[19-5\times 4\div 2+4=13\] | ||||
\[\Rightarrow \]\[19-5\times 2+4=13\] | ||||
\[\Rightarrow \]\[19-10+4=13\] | ||||
\[\therefore \]\[13=13\] |
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