Simplify:-
\(\left[ {\frac{6}{{12}} \div \frac{{21}}{{14}}} \right] \times \left[ {\frac{3}{5} \div \frac{{12}}{{20}}} \right] \times \left[ {\frac{{60}}{{20}}} \right] = ?\)
1
0.72
2
0.81
3
1
4
None of the above
Simplify:-
\(\left[ {\frac{6}{{12}} \div \frac{{21}}{{14}}} \right] \times \left[ {\frac{3}{5} \div \frac{{12}}{{20}}} \right] \times \left[ {\frac{{60}}{{20}}} \right] = ?\)