Simplify:
\(
264 - \left[ 142 - \left\{ 75 + \left( 38 - \left( \frac{5}{4} + \frac{11}{4} \right) \right) \right\} \right]
\)
The chart shows the population of seven districts of National Capital Territory of Delhi.
If the total population of the seven districts is 150 crore, find the total population of A and D.
What is the value of
\(
(3^2)^2 + 3 \times 3 \div 3 - 3
\)