Assessment development

(11-20-savollar uchun 3,2 bal)

2. 
   Noto’g’ri kasrni aralash son ko’rinishida yozing. 87/19
   

1. 
   3 ⁵
   

8

2. 
   4 ¹
   

2
C) 4 ¹¹
19
D) 4 ²
9

2. 
   x<20 tengsizlik o’rinli bo’ladigan barcha tub sonlar nechta?
   

A) 8 ta B) 9 ta C) 10 ta D) 11 ta

2. 
   Hisoblang 3² +5²
   

A) 8 B) 9 C) 25 D) 34

2. 
   2 ga karrali bo’lgan qanday sonlar quyidagi tengsizlikni qanoatlantiruvchi sonlar yig’indisini toping?
   

131A) 966 B) 1794 C) 956 D) 854

2. 
   Sayyoh birinchi kuni yo’lning yarmini, ikkinchi kuni ³
   

14
qismini, uchinchi kuni esa

yo’lning qolgan qismini bosib o’tdi. Sayyoh uchinchi kuni yo’lning qancha qismini bosib o’tgan?
A) ² ; B) ³ ; C) ³ ; D) ⁵
7 14 7 14

2. 
   Ishchining oylik maoshi 350 so’m. Agar uning maoshi 30% ortsa, qancha maosh oladi?
   

A) 405 so’m B) 380 so’m C) 1050 so’m D) 455 so’m
17. 567891011...5051 soni necha xonali?
A) 102 B) 98 C) 89 D) 91

18. 
    Tenglamani yeching: 18,63: ⁽4,3 + m⁾ = 2,3
    

A) 6,4 B) 5 C) 12,4 D) 3,8

18. 
    Amallarni bajaring: ¹¹
    

12
₊ 5 ₊ 19
6 24

1. 
   23
   

24

2. 
   17
   

12

3. 
   21 24
   
4. 
   61 24
   

18. 
    Radiusi 1sm ga teng bo’lgan aylana uzunligini toping?
    

A) 6,28 sm. B) 3,14 sm C) 6 sm D) 3 sm