Algoritm” o`quv markazi o`quvchilari uchun tashkil etilgan 6-sinov testlar

9, 15, 27, 45, 81, ?, ?

1. 
   243 B) 108 C) 178 D) 75
   

20. 
    Ifodani soddalashtiring: (a + 7) – (b – 4)
    

1. 
   a – b B) a - b + 11 C) a + b – 3 D) a – b – 3
   

21. 
    Ifodani soddalashtiring: (a – 7) – (b – 4)
    

1. 
   a – b + 3 B) a – b – 3 C) a + b – 11 D) a – b – 11
   

22. 
    Ifodani soddalashtiring: 23(b – 10) – (b – 4)
    

1. 
   22b + 234 B) 23b – 226 C) 22b - 234 D) 22b – 226
   

23. 
    Ifodani soddalashtiring: (x + y) – (x + 10)
    

1. 
   x + y B) y – 10 C) 2x – y – 10 D) 10 – y
   

24. 
    Bidonda bir necha litr sut bor edi. Bidonga 10 l sut quyilganidan va 20 l sut olingandan so`ng unda 10 l sut qoldi. Dastlab bidonda necha litr sut bo`lgan?
    

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

25. 
    Do`ppining narxi a so`m, ko`ylakning narxi b so`m. ushbu ifodalarning qaysi biri do`ppi va ko`ylak orasidagi farqni beradi? Do’ppi arzonroq ekanligi ma’lum.
    

1. 
   b-a B) a – b C) 2a + 2b D) 2a
   

26. 
    ABC uchburchakning AB tomoni 15 sm ga teng. BC tomon undan 6 sm qisqa. AC tomon esa AB va BC tomonlar yig`indisining yarmiga teng. Shu uchburchakning perimetrini toping.
    

1. 
   12 B) 45 C) 30 D) TJY
   

27. 
    Dildorada k ta, Dilshodda n ta daftar bor. Ularning ikkalasida birgalikda nechta daftar bor?
    

1. 
   k + n B) k – n C) 2k D) 2n
   

28. 
    Uchburchakning bir tomoni 34 sm ga teng. Bu tomon ikkinchi tomondan 6 sm qisqa, uchinchi tomondan esa 10 sm uzun. Shu uchburchakning perimetrini toping.
    

1. 
   106 B) 118 C) 86 D) 98
   

29. 
    Velopoygada ishtirok etuvchi sportchilar soni 124 ta. Shu ishtirokchilarni nomerlab chiqish uchun nechta raqam kerak bo`ladi?
    

1. 
   261 B) 189 C) 267 D) 264
   

30. 
    To`g`ri to`rtburchakning bo`yi a sm, eni undan 3 sm qisqa. Shu to`g`ri to`rtburchakning perimetrini toping.
    

1. 
   4a + 6 B) 2a + 3 C) 2a – 3 D) 4a – 6
   

31. 
    To`g`ri to`rtburchakning perimetri 76 sm. Bo`yi enidan 4 sm uzun. Shu to`g`ri to`rtburchakning tomonlarini toping.
    

1. 
   36 / 40 B) 18 / 20 C) 17 / 21 D) TJY
   

32. 
    Ifodani soddalashtiring: 247 + a + 543
    

1. 
   780 + a B) a + 790 C) 780 D) 790a
   

33. 
    Ifodani soddalashtiring: b + 789 + 311
    

1. 
   b + 1000 B) 1100 C) b + 1100 D) b – 1100
   

34. 
    Ifodani soddalashtiring: k – 937 – 163
    

1. 
   k – 1100 B) k + 1100 C) k D) 1100
   

35. 
    Omborda 240 t kartoshka bor edi. Birinchi hafta 52 t, ikkinchi hafta esa undan a tonna ko`p kartoshka sotuvga chiqarildi. Omborda necha tonna kartoshka qolgan?
    

1. 
   52 + a B) 136-a C) 240 D) 240 – a
   

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