1-VARIANTNING JAVOBLARI 2-variant 1. 7 million 43ming 210 sonini raqamlar bilan yozing
A)70043210 B)7432100 D)7043210 E)7430210
2. 2*7<257 tengsizlik o`rinli bo`lishi uchun yuduzcha o`niga qanday raqamlar qo`yish
mumkin
A)1.2.3.4.5 B)1.2.3.4. D)0.1.2.3.4.5 E)0.1.2.3.4.
3. 108567, 108657 ,100969 va 109000 sonlaridan eng kattasi
A) Ikkinchisi B)birinchisi Dto’rtinchisi E)Uchinchisi
4.29A)29,30,31,32, B)30,31,32, D)29,30,31 E)30,31,32,33,
5.Son nurida O(.),A .(16) B.(22) nuqtalar belgilangan O B kesma O A kesmadan qancha
uzun
A). 6 ta birlik kesmaga B).7 ta birlik kesmaga D)5 ta birlik kesmaga E).8 ta birlik
kesmaga
6. Maktabdan 224 ta a`lochi o`quvchi bor quyidagi taqribiy qiymatlardan qaysi biri aniqroq
?
A)230 B)220 D)210 E)200
7. (80137-25999)+83862 ifodaning qiymatini toping .
A)138000 B)139967 D)140000 E)137000
8.B+35=53 tenglamani yeching
A)17 B)18 D)88 E)22
9.128-Y=38
A)166 B)160 D)90 E)80
10.54+n<71 tengsizlikki qanoatlartiruvchi Natural sonlar ichida eng kattasi qaysi
A)17 B)19 D)15 E)16
11.N+105>121ttengsizlikni qanoatlantiruvchi natural sonlar ichidan eng kichigi qaysi
A)17 B)18 D)226 E)16
12Kamayuvchi 45 taga ortib ,ayriluvchi 15 taga ortsa ,ayirma qanday o`zgaradi .
A)30taga ortadi . B).60taga ortadi D)30ta kamayadi E)60tagakamayadi
13.Uzunligi 900m bo’lgan poyezdning tezligi 45m/s bo’lsa ustun yonidan o’tib
ketishi uchun qancha vaqt talab qiladi?
A)25s B)20s D) 30s C)26s
14. Hisoblang 336*102/36
A)25s m B)20sm D)30sm E)26 sm
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 71>32>257>