please i am now exams

Bismite Corporation purchases trees from Cheney lumber and processes them up to the splitoff point where two products (paper and pencil casings) are obtained. The products are then sold to an independent company that markets and distributes them to retail outlets. The following information was collected for the month of October: Trees processed: 250 trees Production: paper pencil casings Sales: paper pencil casings 270,000 sheets 270,000 261,000 at $0.14 per page 267,000 at $0.21 per casing The cost of purchasing 250 trees and processing them up to the splitoff point to yield 270,000 sheets of paper and 270,000 pencil casings is $18,750. Bismite's accounting department reported no beginning inventory Q. How many sheets left in inventory after selling 261,000 sheets? (put the final answer only)