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shobhit

· started a discussion

· 1 Months ago

shortcut (Question: 210773.0 )

sir there is any shortcut in these type of questions.

Question:
If '÷' stands for '+', '–' stands for '×', '×' stands for '–', '+' stands for '÷', then which one of the following equations is correct ?
Options:
A) 48 + 12 ÷ 8 – 9 × 18 = 58
B) 32 ÷ 88 × 45 + 5 – 4 = 49
C) 14 + 36 – 18 ÷ 3 × 2 = 38 
D) 80 ÷ 24 + 5 – 29 + 10 = 90
Solution:
Ans: (a) 48 ÷ 12 + 8 × 9 – 18 = 58

= 4 + 8 × 9 – 18 = 58

= 4 + 72 – 18 = 58

= 76 – 18 = 58

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