Matematika 1-variant

Matematika 4 –variant

1. Hisoblang: A) 42 B) 51 C) D) 46

2. 72 sonining musbat bo`luvchilari yig`indisini toping.
A)195 B) 216 C) 180 D) 225
3. 300 va 630 sonlarining EKUK ning EKUB ga nisbatini toping.
A) 240 B) 270 C)210 D) 180
4.  ning oxirgi raqamini toping
A) 5 B) 0 C)7 D) 4

5. Soddalashtiring:

A) 2a B) 2b C) 2a+2b D)a – b
6. x³ – 3x² +5x – 6 ko’phadni x-2 ga bo’lishdagi qoldiqni toping.
A) 3 B) 0 C) 1 D) 12
7. nisoddalshtiring
A) x/y B) - x/y C) x/3y D) - 2y/x
8. Ifodani soddalashtiring: 2(n+ m)+5(3m+7n) – 25n

A) 12n+17m B)20m+n C) 20n+11m D) 18m+n

9. Sonlar ketma-ketligidagi keyingi sonni toping: 0; 1; 5; 14; 30; …

A) 46 B) 50 C) 55 D) 60
10. proporsiyadan x ni toping
A) 44/17 B) 45/16 C) 3 D) 44/5
11. 40% i 12 ga teng bo`lgan sonni toping
A) 52 B) 30 C) 24 D) 18
12.  ni 8 ga bo`lgandagi qoldiqni toping
A) 2 B) 3 C) 4 D) 1
13. Ifodani soddalashtiring: 
A)1+2t/(m-t) B) (m-k)/(k+t) C) -1 D) 1-2m/(m+k)
14. Ko`phadning ozod hadini toping: 
A)16 B) 17 C) 1 D) 14
15. Ko`paytuvchilarga ajrating: 
A)  B)  C)  D)
16. Nafaqaxo’rning oylik nafaqasi 450 so’m.Agar uning nafaqasi 20% ortsa, qancha nafaqa oladi?
A) 540 so’m B) 470 so’m C) 900 so’m D) 490 so’m
17. Proporsiyaning noma`lum hadini toping 
A) 8/4 B) 3/2 C) 2 D) 1
18. Sonni toping. 2, 9, 28, 65, ____
A) 126 B) 145 C) 140 D) 200
19. Xo’jalikda paxta ishlab chiqarish har yili 10% ga ortsa, 3 yilda paxta ishlab chiqarish necha foizga ortadi?
A) 31,3 B) 30 C) 33 D) 33,1
20. 2(3x+1)+3(1+2x)=17 tenglamani yeching.
A) 6 B) 1 C) 5 D) -1
21.  ni 7 ga bo`lgandagi qoldiqni toping
A) 1 B) 2 C) 3 D) 4
22. Ifodani soddalashtiring. a(b+c) - b(a+c) + bc
A) 0 B) bc C) ac D) 2ab
23. Hisoblang
A) 12 B) 2 C) 20 D) 6
24. P(x)=x⁶ – 5x³ -4x² +8 ko’phadni D(x)=x-1 ga bo’lgandagi qoldiqni toping.
A) 1 B) 0 C) 12 D) -1
25. Ifodani qiymatini toping.
A) 7 B) 14 C) 28 D) 21