Quantitative Aptitude
Simplify the following expression.
[\(\sqrt{25}\) + 12 ÷ 3 - {20 + (16 of 8 ÷ 16) - (54 ÷ 18 of \( \frac{1}{2} \))}]
A shopkeeper purchases six small cold drink bottles for ₹100. For how much should he sell one such bottle to get a profit of 20%?
Find the value of the given expression.
\( \frac{4}{3} \) tan²45° + 3 cos²30° - 2 sec²30° - \( \frac{3}{4} \) cot²60°
\( \frac{2}{3} \)
\( \frac{3}{2} \)
\(\dfrac{\sqrt{2}}{3}\)
\(\dfrac{3}{\sqrt{2}}\)
Shatabdi Express train covers 700 km in 5 hours and another 1012 km in 11 hours. What is the average speed of the train (in metres/second)?