Answer:
Explanation:
Given
Required
Determine the speed of B w.r.t A
The question implies that, we determine the relative velocity of B w.r.t A
Because both trains are moving towards one another, the required velocity is a both trains:
This is shown below:
Answer:
The hottest temperature is
Explanation:
From the question we are given
Generally converting to Fahrenheit
=>
=>
Converting to Fahrenheit
=>
=>
Now comparing the temperature in Fahrenheit we see that is the hottest