Matematika test №3 Majburiy blok

MATEMATIKA TEST №3
Majburiy blok
1.Hisoblang. (3.91-2.13)*4.5
A)80.11 B)80.1 C)8.010 D)8.11
2. 180 ning 20% i bilan 12% i 24 ga teng bo'lgan songa ko'paytiring
A)7300 B)1400 C)1500 D)7200
3. Sonning choragi qanday yoziladi?
A)0.125 B)0.25 C)0.5 D)0.45
4.Sonlarni o'rta arifmetigini toping?
0.7 ; 0.9 ; 1.25 ; 1.95
A) 1.2 B)12 C) 4.8 D)5
5.Qaysi juftlik o'zaro tub sonlardan iborat?
A)(21;14) B)(21;10) C)(12;15) D)(10;15)
6. 8m²75dm²=? dm²
A) 155 B)875 C)600 D)8075
7. 72 va 96 sonlari EKUKining EKUBiga nisbatini toping
A) 0.1 B)10 C)1/12 D)12
8. Mashina 2.5 soatda 150 km yo'l yurdi.U shunday tezlik bilan
4 soatda necha km yuradi?
A)240 B) 220 C) 210 D) 200
9.Onasi 45 yoshda, qizi 17 yoshda . Necha yil oldin ona qizidan
5 marta katta bo'lgan?
A) 7 B) 8 C) 9 D) 10
10. x=10¹²+1 bo'lsa x² necha xonali son?
A) 24 B)22 C)25 D)12
11. 1m³ 21m³ necha litrga teng?
A)1021 B)31 C)121 D)22
12.G'o'lani uch bo'lakka bo'lish uchun 30 minut kerak.Huddi
shunday g'o'lani 5 bo'lakka bo'lish uchun necha minut kerak?
A) 45 B)50 C)75 D)60