In a 100 metres race, A runs with 6 kms. per hour. If A gives B a start of 4 metres and still beats him by 12 seconds. What is the speed of B ?

Explanation

To solve the problem, let's break it down step by step.

### Step 1: Understand the Problem
A runs a 100-meter race at a speed of 6 km/h. B gets a 4-meter head start, meaning B only has to run 96 meters. A beats B by 12 seconds. We need to find the speed of B.

### Step 2: Convert A's Speed to Meters per Second
A's speed is given as 6 km/h. We need to convert this speed into meters per second (m/s) using the conversion factor:
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