Oylik test 2 1-2+3-4+5-6+ [phone]+2019 hisoblang

Oylik test 2

1.1-2+3-4+5-6+….+2017-2018+2019 hisoblang

a) 1010 b) -1009 c) -1010 d) 1009

2. a va b natural sonlarning EKUK I 72 EKUB I 12 ga teng bo`lsa,ularning ko`paytmasini toping.

a) 480 b) 360 c) 864 d) 960

3. Biror ikki xonali son va uning raqamlari o`rnini almashtirib,ularni qo`shganda biror sonning kvadrati bo`ladigan barcha ikki xonali sonlarni toping

a) 29,35,45,56,65,74,83,92 b) 29,38,47,56,65,74,83,92 c) 29,32,47,56,65,74,83,92 d) 29,38,45,56,65,74,83,92

4. Madina bir son o`yladi,u o`ylagan sonini 3 ga ko`paytirdi va 15 ni qo`shdi.Hosil bo`lgan sonni 2 ga ko`paytirdi va o`ylagan sonini ayirdi.Natijada 90 soni hosil boldi.Madina qanday son o`ylagan?

a) 9 b) 12 c) 15 d) 10

5. 25¹³+16¹²⁷+27 yig`indi qanday raqam bilab tugaydi?

a) 5 b) 8 c)3 d) 6

6. Quyida berilgan sonlardan eng kattasini toping

a) 7/12 b) 5/9 c) 23/36 d) 47/72

7. a=1*2+2*3+3*4+…..+40*41 b=5*4+10*6+15*8+….+200*82 bo`lsa a/b ning qiymatini toping

a) 0,1 b) 0,5 c) 1 d) 2

8. 2m +3n=72 bo`lsa, n ning eng katta qiymatini toping.

a) 18 b) 20 c) 22 d) 24

9. 4680 sonini tub bo`luvchilari yig`indisini toping.

a) 10 b) 21 c) 22 d) 23

10. 358 ni qanday natural songa bo`lganda bo`linmada 17 va qoldiqda 1 hosil bo`ladi?

a) 19 b) 20 c) 22 d) 21

11. Natural n sonni kvadratini 10 ga bo`lganda qanday qoldiqlar qolishi mumkin?

a) 2;3;7;6 b) 1;4;5;6;9 c) 2;3;5;8 d) 2;3;5;9

12. (25369+14368)*35698 ni 5 ga bo`lgandagi qoldiqni toping

a) 1 b) 3 c) 2 d) 4

13. hisoblaang

a) 6 b) 5 c) 5,6 d) 6,5

14. 8,6(7)-3,(8) ni hisoblang.

a) 451/99 b) 431/99 c) 431/90 d) 451/90

15. 0,6(8) son 0,(31) sondan necha marta katta?

a) 2 b) 3,(3) c) 2,2 d) 2,(2)

16. Agar a eng katta musbat uch xonali son, b esa eng kichik manfiy to`rt xonali son bo`lsa, b-a ning qiymatini toping

a) -9099 b) -9000 c) -1 d) -10998

17. tenglamani yeching

a) -1 b) 1,5 c) 1 d) 0,5

18. n ning qanday qiymatida 2n+3 ning 60% I 45 ga teng bo`ladi?

a) 42 b) 36 c) 24 d) 32

19. 1:(2:3) son 1:2:3 sonidan qanchaga katta?

a) 4/3 b) -4/3 c) 9 d) 0

20. Uzunligi 80 m bo`lgan sim uzunliklari 5:7;13 nisbatda bo`lingan.Hosil bo`lgan simlardan eng yengilining uzunligi qancha

a) 16 b) 17 c) 16,6 d) 16,4

21. 7,16(8,21-6,18)+12,84(7,81-5,78) hisoblang.

a) 20,3 b) 42,8 c) 40,6 d) 21,4

22. 43*47*28*32-18*63*27 ayirma qanday raqam bilan tugaydi?

a) 2 b) 4 c) 6 d) 8

23. –(-3.8)+(-6.2)-(-(+2.8)+(-8.4)) hisoblang

a) -13.6 b) 8.8 c) -1.2 d) 13.6

24. -1.25 soniga qarama qarshi bo`lgan sonning teskarisi 0.1 dan qanchaga katta?

a) 1.15 b) 0.3 c) 0.4 d) 0.7

25. 4m²12dm²16cm² necha cm² ga teng?

a) 40136 b) 41216 c) 43016 d) 52016

26. Ota o`g`lidan 3 marta katta,qizidan esa 25 yosh katta.Agar ota 51 yoshda bo`lsa,o`g`li qizidan necha yoshga kichik?

a) 8 b) 7 c) 9 d) 10

27. a-2, b+3, 2 va 7 sonlar proporsiyaning ketma ket hadlari bo`lsa,b/6 -7a/12 ning qiymatini toping.

a) -5/3 b) -7/3 c) 8/3 d) 5/3

28. 1/3 va 5/6 sonlar orasida maxraji 24 bo`lgan,qisqarmaydigan barcha kasrlar yig`indisini toping.

a) 2.5 b) 5.5 c) 25/6 d) 1.5

29. Ikki shahar orasidagi masofa 126 km. Bu masofa 1:6000000 masshtabli haritada necha mm gat eng?

a) 210 b) 2.1 c) 0.21 d) 21

30. Faqat 3 ta natural bo`luvchiga ega bo`lgan ikki xonali natural sonlarning eng kattasini toping

a) 49 b) 81 c) 51 d) 46