Delhi SI CPO Nov 25 Shift-2

Theratio of the total surface area and volumeof a sphereis 2 : 7. Its radiusis:

The value of $$\frac{427\times427\times427+325\times325\times}{42.7\times 42.7 +32.5\times32.5-42.7\times32.5}$$ is:

In $$\triangle ABC, \angle A = 54^\circ$$. If I is the incenter of the triangle, then the measure of $$\angle BIC$$ is:

Let A and B be two towers with the same base. From the mid point of the line joining their feet, the angles of elevation of the tops of A and B are $$30^\circ$$ and $$45^\circ$$, respectively. The ratio of the heights of A and B is :

The following pie chart shows percentage expenditure of a country on different heads. The total expenditure is ₹1, 680 (in billions). Study the chart and answer the question.

The expenditure on Education is what percentage less than the expenditure on Defence?

Let A and B be twocylinders such that the capacity ofA is the same as the capacity of B. Theratio of the diameters ofA and B is 1 : 4. Whatis the ratio of the heights ofA and B?

A train covers 400 km at a uniform speed. If the speed had been 10 km/h more, it would have taken 2 hours less for the same journey. Whatis the usual time taken (in hours) by it to complete the journey?

The following pie chart shows percentage expenditure of a country on different heads. The total expenditure is ₹1,680 (in billions). Study the chart and answer the question.

The expenditure for Proceeds to state (in billions ₹) is:

The value of $$\frac{2}{3}\div\frac{3}{10} $$ of $$\frac{4}{9}-\frac{4}{5}\times1\times\frac{1}{9}\div\frac{8}{15}+\frac{3}{4}\div\frac{1}{2}$$ is:

A pump can fill a tank with water in 1 hour. Because of a leak, it took 1 $$\frac{1}{3}$$ hours to fill the tank. In how many hours can the leak alonedrain all the water of the tank whenit is full?