operating system solve it please in 20 min maximum please , be fast please , I will give u a like

Jestion 16 Best-fit and first-fit are operating systems strategies used to allocate new processes on available holes. Given three processes with sizes: P7: 10 KB 400 KB P8: 19 KB, and P6 350 KB p9: 20 KB 290 KB These three new processes arrived in the following order: P7, P8, then P9. Show how the first fit and best fit allocate processes in the main memory PS 250 KB 230 KB P4 Your answer should be as the following: 1. First-fit: P7: from ?? KB to ?? KB P8: from ?? KB to ?? KB p9: from ?? KB to ?? KB 195 KB 184 KB P3 150 KB 88 KB P2 45 KB 2. Best-fit: P7: from ?? KB to ?? KB P8: from ?? KB to ?? KB P9: from ?? KB to ?? KB 30KB P1 OKB Main Memory