9. To’g’ri javobini toping 63:7+40:8= A) 14
B) 13
D) 15
10. Tomonlari 5 sm va 4 sm bo’lgan to’g’ri to’rtburchakning peremetrini toping. A) 18
B) 20
D) 48
11. Masalaning javobimi toping. Sinfda 30 o’quvchi bor. Ulardan 18 tasi qiz bolalar. O’g’il bolalar nechta? A) 10 ta
B) 12 ta
D) 11 ta
12. Yig’indini toping 460 + 200 A) 660
B) 480
D) 500
13. 63 soni 9 sonidan necha marta katta? A) 7 marta
B) 8 marta
D) 9 marta
14. 4 ta kulcha 80 so’m turadi. Bitta kulcha necha so’m turadi? A) 40 so’m
B) 10 so’m
D) 20 so’m
15. Tenglamani yeching. 800 – x = 450 A) 350
B) 550
D) 450
16. Tomonlari 1 sm va 4 sm bo’lgan to’g’ri to’rtburchak yuzini toping. A) 4 sm
B) 5 sm
D) 8 sm
17. 8 ta bir xil haltada 24 kg olma bor har bir haltada necha kg olma bor? A) 3 kg
B) 4 kg
D) 5 kg
18. 60 metrli tasma sotib olindi uning to’rtdan biri necha smga teng? A) 10 m
B) 15 m
D) 20 m
19. To’g’ri javobini toping 810 : 9 · 5 = A) 400
B) 500
D) 450
20. 40 kg temirdan 2 ta velosiped yasash mumkin. 80 kg temirdan nechta velosiped yasash mumkin. A) 2 ta
B) 4 ta
D) 8 ta
S 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 J B
1. Barcha tomonlari teng bo’lgan to’rtburchak nima deb ataladi? A) To’rtburchak
B) Kvadrat
D) Uchburchak
2. Ayirmani toping 76 – 31 A) 36
B) 45
D) 30
3. 24 sm ni simni 3 mm dan bo’laklarga ajratishdi. Necha bo’lak hosil bo’ldi. A) 36
B) 45
D) 30
