MAJBURIY BLOK
Matematika
1. Toping: EKUB (54, 36).
A) 12 B) 18 C) 24 D) 108
2. 1; 2; 3; 15; 17; 21; 28; 47; 57; 89; 144; 300; 205 sonlari
ichida nechta murakkab son bor ?
A) 8 B) 7 C) 6 D) 5
3. Yulduzcha o`rnidagi sonni toping:
39
3
2
=
A) 38 B) 27 C) 13 D) 26
4. (x -1) : (x+1) = 3 : 5 tenglamaning ildizi x
0
bo`lsa, 41 – x
0
ifodaning son qiymatini toping.
A) 4 B) 23 C) 26 D) 37
5. Uchburchakning perimetrini toping.
AC=3,5sm AB=AC+5,5 BC=AC+5
A)9 B)21 C)17 D)8.5
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