How to find the volume of an area and height

All per-unit concepts rely on ratios,meaning,to provide a type of measurement

Question part points submissions used suppose that 100 lottery tickets are given out in sequence to the first 100 guests to arrive at a party. of these 100 tickets, only 12 are winning tickets. the generalized pigeonhole principle guarantees that there must be a streak of at least l losing tickets in a row. find l.

Solve 3x-18=2y and 5x-6y=14 by elimination or substitution . show all !