Majburiy matematika 1, 8, 27, 64, 125 ketma-ketlikning 9-hadini toping a 512 b 1331 c 1000 d 729 2

MAJBURIY MATEMATIKA
1. 1, 8, 27, 64, 125 ……ketma-ketlikning 9-hadini toping
A) 512 B) 1331 C) 1000 D) 729
2. Tenglamaniyeching:

A) B) C) D)
3. 1800 sm li simni 1:3:5 nisbatdabo`ling. Enguzunbo`laknechadm ?
A) 20 B) 60 C) 100 D) 160
4. Berilganbirlikni sm²lardaifodalang:
0,075 m² 5 dm² 50 sm²= ? sm²
A) 1755 B) 850 C) 625 D) 1300
5. 60 % i 48 gatengbo`lgansondan choragi 15 bo`lgansonniayiring.
A) 28 B) 20 C) 25 D) 52
6. Chizmaning mashtabi 1:2000 chizmada tomonlari 30 smva 20 sm bo`lgan to`g`ri to`rtburchak shaklidagi ekinmaydonining aslidagi yuzini ( sotuxlarda ) toping.
A) 2400 B) 600 C) 5000 D) 1000
7. Rasmdagishaklningyuzi 680 gatengbo`lsa, berilgano`lchamlardanfoydalanib, x ni toping.

A) 8,6 B) 5 C) 6,23 D) 7
8. C nuqtadan D nuqtagacha necha xil usulda boorish mumkin?
A) 16 B) 18 C) 24 D) 28

9. Qaysitenglikqoldiqlibo`lishniifodalaydi ?
A) 50=8·5+10 B) 50=7·7+1
C) 62=5·13-3 D) 47=5·7+12
10. avab sonlaruchunEKUB(a; b) = 6, EKUK(a; b) = 420 bo`lsa, a·bni toping
A) 2520 B) 70 C) 2420 D) 80
11. 5 ta ishchi 3 kunda 60 ta detaltayyorladi. 7 ta ishchi 8 kundanechtadetaltayyorlaydi ?
A) 210 B) 224 C) 154 D) 424
12. Kubningsirti 24 sm²gateng. Kubninghajmini toping.
A) B) C) D)
13. Sonnistandartshaklidayozing: 0,0000028.
A) 28·10^-7 B) 0,28·10⁵
C) 2,8·10⁶ D) 2,8·10^-6
14. A mulohaza “Har qanday toq son, tub son bo`laoladi”, B mulohazaesa “6 soni 8 ta butunbo`luvchigaega.
A) A – yolg`on, B – yolg`on
B) A – yolg`on, B – rost
C)A – rost, B – yolg`on
D) A va B yolg`on
15. O‘tkir akani 6 ta qo’shnisi bor. Chap tomonida 3 ta o’ng tomonida 3 ta, o’ng tomonidagi qo’shnisini 7 qo’shnisi bor chap tomonida 4 ta o’ng tomonida 3 ta. Jami nechta uy bor?
A)12 B)8 C)13 D)14