List of practice Questions

If there were 4,000 live births and 100 neonatal deaths in a city, calculate the Neonatal Mortality Rate (NMR).

Why are index numbers often called "Economic Barometers"?

State the difference between a Simple Index Number and a Weighted Index Number.

Explain Sternberg's Triarchic Theory or Gardner's Theory of Multiple Intelligences.

Define IQ and explain how to calculate it using Mental Age (MA) and Chronological Age (CA).

Differentiate between Individual vs. Group tests and Verbal vs. Non-verbal tests.

Define Crude Birth Rate (CBR) and Crude Death Rate (CDR).

What is the difference between Neonatal Mortality Rate and Infant Mortality Rate?

Explain the term "Cohort" as used in life tables.

Name two primary methods for collecting vital statistics (e.g., Census and Registration).

If a pair of linear equations in two variables is represented by two coincident lines, then the pair of equations has :

The common difference of the AP : \(\sqrt{2}, 2\sqrt{2}, 3\sqrt{2}, 4\sqrt{2}, \dots\) is :

If \(\Delta ABC\) and \(\Delta DEF\) are similar such that \(2 AB = DE\) and \(BC = 8\) cm, then \(EF\) is equal to :

The mid-point of the line segment joining the points \((5, -4)\) and \((6, 4)\) lies on :

Given that \(\sin \theta = \frac{a}{b}\), then \(\cos \theta\) is equal to :

If \(\cos A = \frac{1}{2}\), then the value of \(\sin^{2} A + 2 \cos^{2} A\) is :

The string of a flying kite is tied to a point on the ground. The length of the string between the kite and the point on the ground is 80 m. The string makes an angle of \(30^{\circ}\) with the ground. The height of the kite above the ground is :

If \(TP\) and \(TQ\) are two tangents to a circle with centre \(O\) from an external point \(T\) so that \(\angle POQ = 120^{\circ}\), then \(\angle PTQ\) is equal to :

In the given figure, \(PA\) is a tangent from an external point \(P\) to a circle with centre \(O\). If \(\angle POB = 125^{\circ}\), then \(\angle APO\) is equal to :

Shown in the given figure is a circle with centre \(O\). The area of the minor sector is \(7 \text{ cm}^{2}\). Area of circle is :

In the given figure, \(O\) is the centre of circle. \(XYZ\) is an arc of the circle subtending an angle of \(45^{\circ}\) at the centre. If the radius of the circle is 32 cm, then the length of the arc \(XYZ\) is :

The radius of a sphere (in cm) whose volume is \(36 \pi \text{ cm}^{3}\), is :

If the mean and mode of a data are 12 and 21 respectively, then its median is :

A die is thrown once. Probability of getting a number other than 3 is :

The natural number 2 is :