Test
1. 214
214
+567
567
ning oxirgi raqamini aniqlang. A) 7 B) 8 C) 9 D) 1
2. Omborga keltirilgan mahsulotning 1/4 qismi
birinchi kuni, qolganining 3/4
qismi ikkinchi
kuni sotildi. Omborda qancha mahsulot qolgan A) 3/17 B) 5/16 C) 3/16 D) 9/16
3. 228 sonining natural bo’luvchilari sonini toping. A) 12 B) 26 C) 16 D) 21
4. 222223224225226…249250 sonining raqamlari yig’indisini toping. A) 290 B) 200 C) 283 D) 291
5.
2𝑥−3
2
+
3𝑥−1
4
=
−2𝑥+14
12
tenglamani bajaring. A) 25/23 B) 23/25 C) 5/3 D) 3/5
6.
Quyidagidan
3
4
𝑎
3
foydalanib a=2 bo`lsa, natijani
aniqlang
A) 4 B) 6 C) 9 D) 13
7. Anvar 400 betlik kitobning 3/8 qismini o`qigan bo`lsa, u kitobning necha betini o`qigan.
A) 200 B) 180 C) 175 D)150
8. 20 % i 10 ga teng sonning 0,1 qismining kubini toping. A) 1000 B) 8000 C) 125 D) 625
9. 1;2;3;0 shu raqamlardan jami 4 xonali nechta son tuzish mumkin. A) 18 B) 24 C) 12 D) 4
10. Rasmdagi qayiq 30 km masofani 40 daqiqada bosib o`tishi
uchun qanaday tezlik bilan
harakatlanishi
kerak
A) 30 B) 45 C) 60 D) 75
11. EKUB(168;234;60) ning qiymatini toping A) 1668 B) 231 C) 60 D) 6
12. 3,2:(x+1)=1,2:0,5 tenglamani bajaring A) 3 B) 1/3 C) 0,3 D) 1,3
13. 4,(66)+2,5(5)-3,(2) ning qiymatini toping. A) 7 B) 4 C) 7,(4) D) 2,4(5)
14.
Firma mahsulotni 450 so’mga sotib,10% zarar qildi. Shu mahsulotni firma
aslida necha
so’mdan sotmoqchi bo’lgan? A)405 B)400 C)495 D)500
15.Aka-uka ning birgalikdagi og’irligi 60 kg. Aka tarozida ukasidan 8 kg og’ir. Ukasining
yoniga necha kg li tosh qo’yilsa ,tarozining ikki pallasi xam bir xil og’irlik ko’taradi?
A)8kg B)4kg C)16kg D)13kg