Whether you're flying for the first time or the 500th, choosing the seats the two of you will occupy on an airplane is an important part of the pre-flight process â and it can have an significant impact on your comfort in the air. The following will help in choosing economy-class seats for a plane ride of any duration. If you're changing planes and don't have a long layover, choose seats as close to the front as you can. 2  Travelers who sit in the back usually get to board the plane first, which gives them first dibs on stowing overhead luggage.
reciprocal-of or relating to the multiplicative inverse of a quantity or function; the reciprocal ratio of a:b is b:a. inverse-opposite in nature or effect or relation to another quantity; a term is in inverse proportion to another term if it increases (or decreases) as the other decreases (or increases).
So, the reciprocal of x is 1/x, and the reciprocal of 1/x is 1/(1/x) â¦ = x. (Taking the reciprocal of the reciprocal of a number yields the original number.)   Examples:   * The reciprocal of 2 is 1/2.  * The reciprocal of 1/2 is 1/(1/2) = 2.  * The reciprocal of 3/4 is 1/(3/4) = 4/3. 4 people found this useful.