Question 49

$$ 4 + \frac{1}{6} \times $$ [ { $$ - 12 \times ( 24 - 13 - 3) $$ } $$ \div ( 20 - 4) $$ ] = ?

Solution

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$$ 4 + \frac{1}{6} \times $$ [ { $$ - 12 \times ( 24 - 13 - 3) $$ } $$ \div ( 20 - 4) $$ ] 
=$$ 4 + \frac{1}{6} \times $$ [ { $$ - 12 \times 8 $$ } $$ \div 16 $$ ] 
=$$ 4 + \frac{1}{6} \times  -6$$
=4-1
=3 

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