Question : What is the value of $\frac{56}{7} \times\left(\frac{24}{81} \times \frac{729}{72}\right)+\frac{42}{6}$?
Option 1: 30
Option 2: 32
Option 3: 31
Option 4: 33
Correct Answer: 31
Solution :
$\frac{56}{7} \times\left(\frac{24}{81} \times \frac{729}{72}\right)+\frac{42}{6}$
$=8×(3)+7$
$=24+7$
$=31$
Hence, the correct answer is 31.
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