Amallarni bajaring : 48: 3-36: 4+21∙3 63 b 68 с 70 d 72


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1-variant

  1. Amallarni bajaring : 48:3-36:4+21∙3

  1. 63 B) 68 С) 70 D) 72

  1. 2 raqamli ishtirok etgan nechta ikki xonali son bor? A) 18 B) 19 C) 20 D) 22

  2. A B C D rasmda nechta kesma bor?

A) 3 ta B) 4 ta C) 5 ta D) 6 ta

  1. 25 soni 18 sonidan katta, lekin 29 sonidan kichik. Shuni qo’shtengsizlik ko’rinishida yozing.

  1. 18 29 B) 29 18 25 C) 18 25 29 D) 25 29 18

  1. Yig’indini qulay usulda hisoblang:

15+20+25+30+…+75+80+85+90=

  1. 920 B) 820 C) 840 D) 860

  1. Ifodani soddalashtiring: 43+5x+14+29x

  1. 57+44x B) 67+34x C) 29+34x D) 57+34x

  1. Tenlmani yeching (48+x)-76=35 A) 43 B) 53 C) 63 D) 73

  2. 5+8+8+8+5+8+8+5 ni ko’paytma shaklida yozing

  1. 2∙5+5∙8 B) 2∙5∙8 C) 3∙5+4∙8 D) 3∙5+5∙8

  1. Hisoblang: 32+42 A) 14 B) 24 C) 25 D) 30

  2. Tenglamani yeching:

A) B) C) B)

  1. To’g’ri to’rtburchak eni 12 sm, bo’yi undan 13 sm uzun bo’lsa, yuzini toping.

  1. 3000 B) 300 C) 25 D) 156

  1. Qirralari 5,6,7 bo’lgan to’g’ri burchakli parallelepiped to’la sirtini toping.

  1. 198 B) 204 C) 214 D) 228

  1. Kvadrat yuzi 100 ga teng bo’lsa, uning perimetrini toping.

  1. 10 B) 20 C) 30 D) 40

  1. 50ning qismi 12 ning qismidan necha marta katta? A) 8 B) 10 C) 18 D) 20

  2. kasr a ning nechta natural qiymatlarda to’g’ri kasr bo’ladi? A) 8 B) 7 C) 6 D) 9

16. Hisoblang: 0,24:0,4+1,25∙0,8
A) 0,8 B) 1,2 C) 1,6 D) 1,8
17. Tenglamani yeching : 1,2:(x-3)=0,6
A) x=4 B) x=5 C) x=0,5 D) x=0,4
18. Katerning oqim bo’ylab tezligi 18,3km/s, oqimga qarshi tezligi 15,5km/s. Oqim tezligini toping.
A) 2,4 B) 1,8 C) 1,4 D) 2,8
19. To’rtta sonning o’rta arifmetigi 6,5. Uchtasining yig’indisi 18 bo’lsa, to’rtinchi sonni toping.
A) 8 B) 8,4 C) 9 D) 9,6
20. 120 ni 20 oshiring.
A) 140 B) 142 C) 144 D) 148
21. 180 ni 30 kamaytiring.
A) 126 B) 136 C) 124 D) 150
22. 30o li burchak yoyiq burchakning qanday qismini tashkil etadi.
A) B) C) D)
23. Qo’shing :
A) B) C) D)
24. Quyidan 3 ga bo’linmaydigan sonni toping.
A) 372609 B) 424320 C) 765432 D) 369812
25. Faqat tub sonli qatorni ko’rsating.
A) 1,3,5,7,11 B) 5,7,11,51,53 C) 0,7,13,41,43 D) 47,53,59,67,71
26. O’zaro tub sonlar juftligi qaysi qatorda joylashgan?
A) (19;57) B) (17;68) C) (38;85) D) (15;32)
27. 100 ning nechta natural bo’luvchisi bor ?
A) 8 ta B) 9 ta C)10 ta D) 11 ta
28. 60 va 50 ning umumiy bo’luvchilari nechta?
A) 2 ta B) 4 ta C)6 ta D) 8 ta
29. 60+n yig’indi n ning nechta raqam qiymatlarida eng kam tub ko’paytuvchilarga ajraladi?
A) 1,3,5,7,9 B) 1,7 C) 1,3,5 D)1
30. Sayyoh 70 km yo’lning dastlab qismini, so’ngra qolganining qismini bosib o’tdi. Qancha yo’l qoldi?

2-variant


1. Eng katta 3 xonali sondan eng kichik 3 xonali son ayirmasini toping.
A) 800 B) 890 C) 899 D) 999
2. Uchburchak tomonlari 18,24,31. Uning perimetrini toping.
A) 74 B) 73 C) 72 D) 71
3. 87* 875 tengsizlikda * o’rniga qaysi raqamlarni qo’yamiz?
A) 5,6,7,8 B) 6,7,8,0 C) 6,7,8,9 D) 5,6,7,8,9
4. 17 ni 85 ga oshirsa, u necha marta oshadi?
A) 68 B) 51 C) 5 D) 6
5. Qulay usulda hisoblang: 43∙56+43∙44
A) 430 B) 4300 C) 4340 D) 43000
6. 1717ning oxirgi raqamini toping.
A) 7 B) 9 C) 3 D) 1
7. 1∙2∙3∙4∙5….18 ga ko’paytma qanday raqam bilan tugaydi?
A) 2 B) 4 C) 5 D) 0
8. Qaysi javobda qoldiqli bo’lish ko’rsatilgan?
A) 74=10∙8-6 B) 74=10∙6+14 C) 74=10∙7+4 D) 74=10∙5+24
9. Qaysi ko’paytma 18ga qoldiqsiz bo’linadi?
A)10∙49 B) 20∙59 C) 40∙69 D) 50∙99
10. x2=121 tenglamani yeching.
A) x=11 B) x=22 C) x=33 D) x=44
11.x∙x∙x∙y∙y∙y∙y ni daraja shaklida yozing.
A) x4y4 B) x3y4 C) x4y3 D) x3y3
12. To’g’ri to’rtburchakning perimetri 44 va eni 7 bo’lsa yuzini toping.
A) 85 B) 98 C) 102 D) 105



















13. Rasmda nechta kvadrat bor?

A) 6 ta B) 7ta C) 8ta D) 16ta
14. To`g`ri to`tburchak shaklidagi maydonning bo`yi 400 m, eni 750 m. Uning yuzi necha gektar ? A)3 B)30 C)300 D)3000

15.Hisoblang : A) B) C) D)


16. Birinchi raqam o’chirilsa 6 marta kamayadigan nechta ikki xonali son bor ?
A) 4 ta B) 6 ta C) 8 ta D) 2 ta
17. Qo’shing: +
A) B) C) D)
18. 30 i 240 bo’lgan sonni toping.
A) 720 B) 780 C) 820 D) 800
19. Maosh 20 ga oshirilgach 144000 so’m bo’ldi. Dastlab qancha bo’lgan?
A) 124000 B) 120000 C)128000 D) 132000
20. Ifodaning qiymatini toping: + +
A) B) C)1 D)
21. Proporsiyaning noma’lum hadini toping. x:4,8=3,9:2,6
A) 5,4 B) 7,2 C) 8,2 D) 6,8
22. Qaysi son “ortiqcha”?
A) 3,444 B) 4,344 C) 4,443 D) 4,343
23. 18 ta ishchi 8 soatda bajaradigan ishni 4 ta ishchi necha soatda uddalaydi?
A) 32 B) 24 C) 28 D) 36
24. 240 km 1:1000000 mashshtabda necha sm bo’ladi?
A) 2,4 B) 24 C) 240 D) 2400
25. Kubning bir yoqining yuzi 6,5 sm2 bo’lsa, to’la sirti yuzini toping.
A) 13 B) 26 C) 33 D) 39
26. Teng yonli uchburchakning bir burchagi 92 bo’lsa qolganlarini toping.
A)46 ,46 B)42 ,42 C)44 ,44 D) 48 ,48
27. 12,5 x 18,4 qo’sh tengsizlikni qanoatlantiruvchi nechta butun son bor?
A) 6 ta B) 7 ta C) 8 ta D) 4 ta
28. Hisoblang: 1,2∙3,6+4,9∙3,6 +3,6∙3,9
A) 32 B) 38 C) 36 D) 34
29. Hisoblang: |-5,2|+|-6,3|:|0,9|
A) 12,2 B) 11,2 C) 1,8 D) 6,2
30. Piyoda 3 soatda 14,4 km yo’l bosadi. Shunday tezlik bilan 4,5 soatda qancha yo’l bosadi?
A) 19,6 B) 20,6 C) 21,6 D) 22,4

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