Nazorat ishlarini o‘tkazish yuzasidan tavsiyalar

1) 58 : 4; 2) 65 : 5; 3) 79 : 6; 4) 98 : 8?

A) 1 B) 2 C) 3 D) 4

5. Quyidagi misollardan qaysi birida ko‘paytma 72 ga teng bo‘ladi:

A) 2  2  3  4; B) 2  3  3  4; C) 2  3  4  4

6. Ko‘paytirishning guruhlash qonunidan foydalanib amalni bajaring: 2 x 7 x 5.

A) 35 B) 70 C) 80 D) 90

7. Misolni yeching: 720 – 60

A) 120 B) 660 C) 800 D) 726

8. 12 kg mandarinni 2 ta savatga baravardan solishdi. 5 ta shunday savatga necha kilogramm mandarin sig‘adi? A) 30 kg B) 24 kg C) 18 kg D) 12 kg

9. Ota 48 yoshda, o‘g‘li undan 36 yosh kichik. O‘g‘lining yoshi otasinikidan necha marta kichik?