20. Ayirmani toping: 30 - 10 ;
A) 20 B) 20 D) 20
21. To’g’ri to’rtburchakning yuzi 30 m2 ga teng. Uning  yuzi nimaga teng?
22. Ifodaning qiymatini toping. 8,5 * 6,7;
23. Bo’lishni bajaring: 177,1 : 46;
24. Kasrni qisqartiring: 
25.  +  qo’shishni toping.
S
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
J
|
A
|
B
|
B
|
D
|
B
|
B
|
B
|
A
|
B
|
A
|
B
|
D
|
B
|
B
|
D
|
A
|
B
|
D
|
D
|
D
|
Do'stlaringiz bilan baham: |
