50 people are suffering from cholera in a population of 5000.Out of 50, suffering from cholera, 10 died. But the total deaths are 50. What is the crude death rate –

**Core Concept**
The **crude death rate** is a measure of the number of deaths in a population, typically expressed per 1,000 people per year. It is an important epidemiological parameter used to assess the health status of a population.

**Why the Correct Answer is Right**
To calculate the **crude death rate**, we use the formula: (Total number of deaths / Total population) * 1,000. Given that the total deaths are 50 and the total population is 5,000, we can substitute these values into the formula to find the correct answer.

**Why Each Wrong Option is Incorrect**
**Option A:** This option does not accurately reflect the formula for calculating the **crude death rate**.
**Option B:** This option incorrectly calculates the rate.
**Option C:** This option is also incorrect as it does not apply the correct formula for the **crude death rate**.

**Clinical Pearl / High-Yield Fact**
The **crude death rate** is a critical measure for public health planning and interventions. Understanding how to calculate it is essential for epidemiological studies.

**Correct Answer:** 10

✓ Correct Answer: C. 10 per 1000