Intercontinental$$s special order requires $1,800$ kilograms of genatope, a solid chemical regularly used in the company$$s products. The current stock of genatope is $8,800$ kilograms at a book value of $8\mathrm{.}70$ p per kilogram. If the special order is accepted, the firm will be forced to restock genatope earlier than expected, at a predicted cost of $9\mathrm{.}30$ p per kilogram. Without the special order, the purchasing manager predicts that the price will be $8\mathrm{.}90$ p when normal restocking takes place. Any order of genatope must be in the amount of $5,700$ kilograms.

Required:

$1.$ What is the relevant cost of genatope?