1. Amallarni bajaring: 7758 : 18 + 720 : 8; a 521. B 500 d 511

Abduraimov Doston

1. Amallarni bajaring: 7758 : 18 + 720 : 8;

A) 521. B) 500 D) 511

2. Bir son ikkinchisidan 20 taga ko’p ularning yig’indisi 70 ga teng. Bu sonlarni toping?

A) 30 va 40 B) 25 va 45. D) 55 va 15

3. To’g’ri to’rtburchakning bo’yi 25 sm, eni esa 20 sm. Ularning perimetrini toping?

A) 85 B) 90. D) 95

4. Tenglamani yeching: x : 20 = 10

A) 2 B) 2000 D) 200.

5. Gektarlarda ifodalang: 500 000 m²;

A) 500 g B) 50 g D) 5000 g

6. Sonning bo’luvchilari nechta: 58;

A) 4. B) 3 D) 5

7. 1 dan 100 gacha sonlar ichida bo’linmaydigan sonlar nechta?

A) 60 B) 50 D) 70

8. Ikkinchi raqami 4 bo’lgan uch xonali son 9 ga va 2 ga bo’linadi, ammo 5 ga bo’linmaydi.

Shu sonni toping?

A) 944 B) 144 D) 243

9. Poezdda 936 yo’lovchi bor edi. Erkaklar ayollardan 7 marta, ayollar esa 5 marta ko’p.

Poezdda qancha ayol bo’lgan?

A) 360 B) 380 D) 240

10. Tub ko’paytuvchilarga ajrating.

A) 5175 = 5 * 7 * 3 B) 5175 = 5² * 3 * 7² * 23 D) 5175 = 5 * 7² * 3

11. Ekub (215, 435, 600) topilsin.

A) 3 B) 5 D) 2

12. Ekub (21, 84) topilsin.

A) 7 B) 3 D) 21

13. Ekuk (28, 70, 140) topilsin.

A) 70 B) 140 D) 280

14. Ekuk (106, 159, 530) topilsin.

A) 3000 B) 3180 D) 3280

15. 36 sonining natural bo’luvchilari nechta?

A) 5 B) 7 D) 8

16. Tenglamani yechimini toping: =

A) 13 B) 14 D) 15

17. kasrni qisqartiring.

A) B) D)

18. Kasrni airing: - ;

A) B) D)

19. Hisoblang: - ( - )

A) B) D)

20. Ayirmani toping: 30 - 10 ;

A) 20 B) 20 D) 20-
21. 30 + 10 ; hisoblang
22. Ifodaning qiymatini toping. 8,5 * 6,7;

23. Bo’lishni bajaring: 177,1 : 46;

24. Kasrni qisqartiring:

25. + qo’shishni toping.