A carbon resistor is marked in colour bands of red, black, orange and silver. What is the resistance and tolerance value of the resistor?

Explanation

To determine the resistance and tolerance value of the carbon resistor marked with the color bands red, black, orange, and silver, we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Color Codes**:
- The color bands on the resistor are red, black, orange, and silver.
- According to the standard resistor color code:
- Red = 2
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