The value of \(\sqrt{169}\) + \(\sqrt{0.0324}\) − \(\sqrt{7.29}\) is _____.
Ayushi bought a toy for ₹461, decorated it at a cost of ₹15, and sold the toy for ₹918. Find the loss or gain percentage.
\( \frac{660}{7} \) % loss
\( \frac{650}{7} \) % loss
\( \frac{650}{7} \) % profit
650 % profit
The simple interest on a certain sum for 4 \( \frac{5}{9} \) years at the rate of 3.6% per annum is ₹5,453. What will be the amount payable on the same sum at the rate of 2.7% per annum simple interest in 6 \( \frac{2}{9} \) years?