8 sinf I variant ehm ning to‘rtinchi avlodlarida asosiy element nimadan iborat?

18. =ДЛСТР("O'zbekiston")+ABS(-(КОРЕНЬ((16+ДЛСТР(ЛЕВСИМВ("Respublikasi";9))))))

A)16 B) 11 C) 5 D) 1

19. Sonlarni o‘sish tartibida joylashtiring: a) 10000010₂ b) 83₁₆ c) 177₈ d) 129₁₀

A) abcd B) badc C) cdab D) dabc

20. Ifodani qiymatini aniqlang va natijani 16-lik sanoq sistemasida tasvirlang: 1001011₍₂₎*101₍₂₎+254₍₈₎.

A)1020 B) 225 C) 1043 D) 223

21. Ifodaning qiymatini hisoblang ABD64₁₆:4₁₀=?₈ _____________________________________
22. Ikkilik sanoq sistemasida: velosipedchining tezligi V=10000km/soat bo‘lsa, 1111 soatdan keyin qancha yo‘l bosib o‘tishini hisoblang va javobini o‘nlik sanoq sistemasida yozing. ______________
23. Birkatakchalik “amyoba” har 3 soatda ikkita katakchaga bolinadi. 72 soat ichida nechta “ amyoba” bo`ladi, agar boshlang`ich vaqtda bitta bo`lgan. _{_}_______________{_}