A) (a) \[6+20-12\div 7-1\text{ }=38\]
B) (b) \[6-20+12\div 7+1=\text{ }57\]
C) (c) \[6\div 20\times 12+7-1\text{ }=70~\]
D) (d) \[6+20-12\div 7\times 1=62~~\]
Correct Answer: C
Solution :
(c) : Putting the correct notations in [c], we have LHS\[=6-20+12\times 7\div 1\text{ }=70~\]You need to login to perform this action.
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