Delhi Police SI 2024 June 27 Shift 2 Question Paper

The strength of a school increases and decreases every alternate year by $15\%$. If it started with an increase in 2012, then the strength of the school in the beginning of 2015, as compared to that in 2012, had (correct to two decimal places):

Study the given table and answer the question that follows. The table shows the yearly production (in thousands) of scooters in five different factories (P, Q, R, S and T) from $1985$ to $1989$:



In which year was the production of scooters in all factories equal to the yearly average number of scooters produced from $1985$ to $1989$?

Find the area of a minor sector of a circle whose circumference is $88\text{cm}$ and the length of its minor arc is $22\text{cm}$ (use $\pi =\frac{22}{7}$).

A merchant bought two watches for ₹ $9,000$ each. He sold one watch at a loss of $10\%$. At what price (in ₹) should he sell the other watch to earn a profit of $18\%$ overall?

Based on the following table which shows production of the number of scooters by a company during the first half of 1992.



In which month, did the company produce an equal number of all types of scooters?