16. 2dan 59gacha bo’lgan sonlar ko’paytmasi 7ning qanday eng katta darajasiga bo’linadi

16. 2dan 59gacha bo’lgan sonlar ko’paytmasi 7ning qanday eng katta darajasiga bo’linadi??

A) 10 B) 9 C)7 D)8

17. . sonlariga qoldiqsiz bo’linadigan eng kichik natural sonni toping

A)124 B)84 C)252 D)102

18. . 1001 va 111111 sonlarining EKUBini toping

A)1 B)1001 C)37 D)3

19. HISOBLANG + + + + +

A) B) C) D)

20 . ko`paytuvchilarga ajrating.

A) B)

C) D)

21 . Hisoblang:

27048 * 27044 - 27047 * 27043 A)60491 B)58051 C)57091 D)54091

22. .Birinchi doiraning diametri 4sm,ikkinchi doiraning radiusi 10sm bo'lsa

doira yuzlarining nisbatini toping

A) 100/16 B)25 C)2.5 D)10/4

23. .40 dan 32 necha prosentga kam?

A) 18 B) 20 C) 22 D) 25

24. .Do'konda olma,anor, behi, banan, kivi, gilos mevalari

bor.Do'konda 2ta har xil mevani nechi xil usulda tanlash mumkin?

A)15 B)12 C)30 D)36

25. . 1234...109110 sonini hosil qilish uchun nechta raqam ishlatilgan

A)222. B)255. C)200. D)220

26. Bir nechta natural sonlarning yig’indisi 56 ga teng. Agar shu sonlarning har biri 2 ga

orttirilib, yig’indi hisoblansa 72 ga teng bo’ladi. Dastlab yig’indida nechta son qatnashgan?

A) 7 B) 8 C) 9 D) 10

27. Agar qo’shni burchaklar 7 : 23 nisbatda bo’lsa, ulardan kichigini toping.

A) 21° B) 42° C) 49° D)52

28. . 9¹⁹⁹⁶ + 1997²⁰⁰¹ sonning oxirgi raqamini toping.
A) 8 B) 7 C) 9 D) 10

29. [√11] + [√12] +…+[√20] ni hisoblang.

A) 32 B) 34 C) 36 D) 35

30. . va ekani ma’lum bo`lsa,

A) 9 B) 5 C) 6 D) 12