The first step is to convert the equation into a form that can be solved, in essence dividing any number by a fraction is the same as multiplying that number by the reciprocal of the fraction. The reciprocal of a fraction is when one switches the position of the numerator and denominator, the numerator is the number on top of the fraction, and the denominator is the number underneath the fraction.
÷
*
Simplify, reduce the numbers that are found in common between the numerator and denominator,
For this case we have the following equation: Where, d: the distance they can see in thousands h: their eye-level height in feet For Kaylib: For Addison: Subtracting both distances we have: Answer: B. 2√2 mi