a-b-c
B)
a+b-c
C)
a-b+c
D)
a+b+c
15. (-1)
11
-(1-11)-(-11)
0
ning qiymatini toping.
A) 8 B) 10 C) -14 D) -9
16. Rasmda berilgan qonuniyat bo'yicha satrlar davom
ettirilganda 5-satrda yozilgan sonlarning yig'indisini
toping.
A) 65 B) 56 C) 66 D) 55
17. 4,8; 5,6; 2,2; 9,4 sonlar o`rta arifmetigini 60 %
ini toping. A) 3,2 B) 2,2 C) 3,3 D) 4,3
18. Idishda 10 ta ko'k, 11
ta yashil, 12
ta qora rangli
bir xil o'lchamli sharlar bor.
Anvar idishdan
birvarakayiga kamida nechta
shar olganda unda
albatta kamida bitta qora shar ham bo'ladi?
A) 22 B) 21 C) 13 D) 23
19. 43275, 43956, 43722, 34431, 56357, 12048
sonlaridan nechtasi uchga bo‟linadi, ammo 9 ga
bo‟linmaydi? A) 1 B) 2 C) 3 D) 4
20. Hisoblang:
24 ∙ 13 + 21 ∙ 13 + 45 ∙ 12 + 25 ∙ 44 − 89 ∙ 24
A) 87 B) 85 C) 89 D) 83
21. Surati 68 va maxraji EKUB(192;288) ga teng
bo`lgan kasrni qisqartiring.
A) 17/21 B) 21/17 C) 17/24 D) 1
22. 145*7 soni 11 ga bo`lganda 3
qoldiq qoladi, *
ning qiymatini toping. A) 5 B) 6 C) 1 D) 8
23. Quyidagi shaklning yuzini toping
A) 145 B) 147 C) 149 D) 151
24. Quyidagi jismning to`la sirtini toping.
A) 460 B) 440 C) 480 D) 430
25.
bo`lsa, A∙B
ning qiymatini toping. A) 13 B) 14 C) 15 D) 16
26. Bo`yalgan soha yuzini toping.
A) 12π B) 14π C) 15π D) 16π
27. -4∙(-3
2
:9-26) ning qiymatini toping.
A) 100 B) -100 C) 108 D) -108
28.
( )
ifoda qiymatini a=8 va b=2 bo`lganda
aniqlang. A) 3 B) -3 C) 4 D) 6
29.
Uchburchakning perimetri 23 cm bo„lsa, uning eng
katta
tomonini toping
A) 10 B) 8 C) 11 D) 9
30.
Komil Umidadan 6 yosh katta. To„qqiz yil oldin
uning
yoshi Umidaning yoshidan ikki baravar katta edi. Komil
hozirnecha yoshda? A) 15 B) 21 C) 20 D) 25