Mashina6Ю234 1 qaysi misolda ayirish to`gri bajarilgan

2-VARIANT
1. To’g’ri to’rtburchakning eni 12sm bo’lib bo’yidan 4sm qisqa
To’g’ri to’rtburchakning perimetrini toping.
A.280 B.2880 D.880

2. Tenglamani yeching (x+8426)-11246=13494

A.614093 B.16314 D.61304
3.I fodaning qiymatini toping:13·19-2345:35
A180 B.108 D.801
4. Eni 18sm bo’lgan to’g’ri to’rtburchaknig bo’yi enidan 5marta katta bo’lsa ,uning yuzini toping.
A.2610 B.1620 D.612

5.To’g’ri burchakli parallelepipedning bo’yi 6sm ,eni 2sm, balandligi 3sm bo’lsa, sirtini yuyzini toping

A.72 B.84 D.48

6.TO’G’RI TENGLIKNI toping

A.12m 35sm=1235mm b.12m 35sm =1235sm D.12m 35sm=10235sm

7.Tenglamani yeching: 61·x=2806

A.46 B.64 D.56

8 .Tenglamani yeching: a·72=1656

A.23 B.32 D.34
9.abilan 53 sonining ayirmasi 81 bilan 41ning ayirmasiga teng,degan jumlani yozib, a ning son qiymatini toping.
A.39 B.93 D. 54

10 .SHaharlar orasi 80km. Dinora shahardan ularning 3/16 qismini tashkil qiluvchi masofada turadi . SHahardan Dinoraning uyigacha necha km

A.12 B.15 D.18

11. QUyidagi yozuvlarning qaysi biri to’g’ri

A.27/23=27:23
B.15/32=32:15
D. 41/31=31:41
12 To’g’ri kasrni ko’rsating :
A.12/5 B13/7 D8/17
13.Quyidagi yozuvlarning qaysi biri to’g’ri
A.5:11=11/5
B.17:4=4/17
D.5:27=5/27
14.Tenglamani yeching: ((9x-32):2-32):21=32
A.601 B.106 D.160
15. Quyidagi yozuvlarning qaysi biri to’g’ri :
A.25/6=3+1/6 B.75/10=7+5/10 D.19/4=5+3/4
16. Kasrni qisqartiring:(33·36·52):(72·18·55)
A.13/15 B.5/66 D.2/3

17 Kasrni qisqartiring: (84·28·56)/42·56·56)

A.1 B.7 D.9
18. Kasrni maxraji suratidan 12 birlik ortiq bu kasr qisqartirilgach, 5/6 ga teng bo’ldi . SHu kasrni toping .
A.60/72 B. 42/56 D.8/12

19. Kasrning surati maxrajidan 11 ga kam . kasr qisqartirilgach

6/7 ga teng bo’ldi .Daslabki kasrni toping.
A.55/66 B.66/77 D. 77/66

20. Tenglamani yeching. X-56=56

A.102 B.0 D.112
21.Tenglamani yeching.12X+4=148
A.5 B.12 D.14
22.Tenglamani yeching : 64-8x=8
A.9 B. 8 D.7

23.Nomalum x ni toping. x:7/12=2/7

A.2/3 B.2/5 D.1/6
24. Kasrni qo’shinng 2/4+1/4
A. 3/4 B.6/4 D.4/2
25.KASRNI AYIRING 5/7 -3/7
A.2/7 B.3/7 D1/7