15 sonini 15 ining butun qismining beshinchi darajasidan kichik bo’lgan barcha tub sonlarning soni nechta?

Test 20.02.2022
#1. 15 sonini 15 % ining butun qismining beshinchi darajasidan kichik bo’lgan barcha tub sonlarning soni nechta?
+A) 11 ta B) 10 ta C) 15 ta D) 12 ta
#2. 80 minutda soatning soat mili necha gradusga buriladi?
A) 480 +B) 40 C) 192 D) 96
#3. Aka ukalarining yoshlari farqi 10 yosh. 3 yildan keyin aka ukasidan 1,5 marta kata bo’lib qolsa,aka ukaning hozirgi yoshlari yig’indisini toping.
A) 36 B) 40 +C) 44 D) 48
#4. Suxrob butun yo’lning 0,35 qismini o’tganda yo’lning yarmigacha 18,3 km qolgani ma’lum bo’ldi.Butun yo’lning uzunligi necha km?
A) 110 B) 102 +C) 122 D) 98
#5. 0 sonining tub bo’luvchilar sonini toping
+A) cheksiz B) 1 C) 10 D) yechimi yo’q
#6. 3,4,5,6 sonlarini takrorlamasdan nechta 4 xonali son tuzish mumkin?
A) 256 +B) 24 C) 25 D) 198
#7. Uchburchakning uchala burchagi kesilsa, u qanday shaklga aylananadi?
A) to’rtburchak B) beshburchak +C) oltiburchak D) yettiburchak
#8. Anvar 4 ta sinfdoshini bir necha marta rasmga oldi.Xar bir rasmdan ikkitadan sinfdoshini rasmi bor.Agar hamma sinfdoshi ikki martadan suratga tushgan bo’lsa,Anvar necha marta rasmga olgan?
A) 2 B) 3 +C) 4 D) 8
#9. ko’paytma nechta nol bilan tugaydi?
A) 11 +B) 13 C) 12 D) 14
#10. 2x-1 va 3y+2 sonlari o’zaro tub bo’lib, tenglik o’rinli bo’lsa, 3x+2y ning qiymatini toping.
+A) 12 B) 13 C) 14 D) 15
#11. Tenglamani yeching:
+A) 4 B) 2 C) 0,5 D) -2
#12. EKUB(a,b)=7 va 3a=5b bo’lsa, a+b ning eng kichik qiymatini toping
A) 49 +B) 56 C) 64 D) 80
#13. Sutkaning 6 dan 3 qismi necha soatga teng
+A) 12 B) 32 C) 40 D) 16
#14. 31 dan 82 gacha bo’lgan natural sonlar yig’indisini toping.
+A) 2938 B) 2493 C) 2483 D) 3473
#15.Yuk poyezdi 480 km yo’lning yarmini 6 soatda bosib o’tdi.Butun yo’lni 11 soatda bosib o’tishi uchun poyezd qolgan yo’lda qanday tezlik bilan yurishi kerak?
A) 80 B) 60 +C) 48 D) 40
#16. To’g’ri to’rtburchak shaklidagi bog’ning uzunligi 20 m, eni 10 m. Bog’ maydonining yarmini nok daraxtlari egallagan. Nok daraxlari egallagan maydon yuzi qancha?
A)50 +B)100 C)150 D)200
#17. Barcha ikki xonali natural sonlar ketma-ket yozib chiqilsa, necha xonali son hosil bo’ladi?
+A) 180 B) 200 C) 90 d) 270
#18. 1 dan 126 gacha sonlar ichida nechtasi 2 va 7 ga bo’linmaydi?
A) 36 B) 72 C) 63 +D) 54
#19. Qaysi juftlik o`zaro juft sonlardan iborat ?
A) (64; 46) B) (15; 12) C) (14; 35) +D) ( 21; 26)
#20. . ni soddalashtiring.
A) 1 +B) -9 C) −2x D) 0
#21. Usta buyutmani 9 kunda bajarishi kerak edi.U har kunin rejadan tashqari 5 ta mahsulot tayorlab, buyurtmani 5 kunda bajaribgina qolmasdan, balki ortiqcha yana 13 ta mahsulot tayyorladi.Usta reja bo’yicha bir kunda nechta mahsulot tayyorlashi kerak edi?
+A) 3 B) 6 C) 4 D) 7
#22. Ifodani soddalashtiring va uning qiymatini bunda , .
+A)0 B)144 C) 147 D)210
#23. Hisoblang:
A)100000 + B)10000 C)1000 D)100
#24. tenglamani yeching.
A) 1 B) 2,5 C) 3 +D)
#25. Tenglamani yeching:
A) 1 B)0 C)4 +D) R