Matematika-vi-sinf. I-chorak testi variant

Matematika VI-sinf.IV-chorak testi.A-variant

1. 
   Tenglamani yeching. 3(x+1)=5(x+1)+4 #1 -3 #2 3 #3 1 #4 -9 #5 -1
   
2. 
   Tenglamani yeching. -2x+3=3x+8 #1 -1 #2 2 #3 -6 #4 3 #5 -10
   
3. 
   Ikki sonning yig’indisi 140 ga teng. Birinchi sonning 8% I ikkinchi sonning 6% iga teng. Shu sonlarni toping.
   

#1 60;80 #2 60 #3 48; 72 #4 24 #5 20 4. Ikki sonning yig’indisi 140 ga teng , ularning ayirmasi esa 60 ga teng. Shu sonlarni toping. #1 100;40 #2 80;40 #3 135;65 #4 150;30 #5 140;40

5. 
   Bir tokchada ikkinchisiga qaraganda 3 marta ko’p kitob bor. Ikkala tokchadagi jami kitoblar soni 108 ta bo’lsa , har bir tokchada nechtadan kitob bor? #1 81; 27 #2 27 #3 159;53 #4 120;24 #5 53
   
6. 
   Uchta ketma-ket kelgan butun sonlar yig’indisi -3 ga teng. Shu sonlarni toping.
   

#1 -2; -1; 0 #2 -1;0; 1 #3 2;3;4 #4 -5 ;5;-3 #5 1;2 -3

5. 
   Ifodaning qiymatini toping: -0,1-0,1-0,1
   

#1 -0,3 #2 -0,1 #3 -0,03 #4 -0,01 #5 0,01

5. 
   Proporsiyaning asosiy xossasidan foydalanib , tenglamani yeching:
   

#1 -#5 8

5. 
   Hisoblang: -3+2,35+|−5,8|-|−7,73| #1 -12,88 #2 12,88 #3 2,58 #4 -2,58 #5 0 10. abc<0 uchun qaysi shart o'rinli?
   

#1 a>0 b<0 c<0 #2 a<0 b>0 c>0#3 a<0 b<0 c>0#4 a>0 b>0 c<0#5 a=0 b<0 c<0

11. 
    Hisoblang: (- )()(0,4)
    

#1 0,32 #2 -0,32 #3 3,2 #4 -3,2 #5 1,2

11. 
    Hisoblang: 72,09:(-9) +(-3,2).5
    

#1 -240 #2 -2,401 #3 2,401 #4 24,01 #5 -24,01

10. 
    1 9
    
11. 
    Tenglamani yeching: 
    
    10. 
         2 10
        

#1 -7 #2 7 #3 8 #4 -8 #5 9

11. 
    A(-2;2), B(1;-1) nuqtalardan o’tuvchi to’g’ri chiziq qaysi choraklarda joylashgan? #1 I,III,IV #2 II, IV #3 I,II #4 II,III,IV #5 II,III 15. A(1;0), B(1;2) nuqtalardan o’tuvchi to’g’ri chiziq qaysi choraklarda yotadi? #1 II,III #2 I,IV #3 III,IV #4 I,III #5 II,IV
    

16. 
    Uchlari A(-2;0), B(0;2), C(2;0) nuqtalarda bo’lgan uchburchak AC tomoni o’rtasining koordinatalarini toping.
    

#1 (0;0) #2 (1;1,5) #3 (2;1) #4 (-1;0) #5 (-2;-2)

16. 
    Uchlari A(-2;-4), B(0;4), C(-2;0) nuqtalarda bo’lgan uchburchak AC tomoni o’rtasining koordinatalarini toping.
    

#1 (0;0) #2 (1;1,5) #3 (2;1) #4 (-1;0) #5 (-2;-2)

16. 
    Uchlari A(7;0) , B(-4;-5) nuqtalarda bo’lgan AB kesmaning o’rtasining koordinatalarini toping. #1 (-4;2) #2 (-5;2) #3 (-3;-1) #4 (3,5;-2,5) #5 (0;-2,5)
    
17. 
    A(-1;4) B(6;1) , C(1;6), D(1;1) bo’lsa, AB va CD kesmalar kesishish nuqtasining koordinatalarini toping.
    

16. 
    Koordinata tekisligida uchlari A(0;4) , B(-2;0) , C(2;0) nuqtalarda bo’lgan uchburchak turini toping.
    

16. 
    Uchlari A(-3;-3) , B(-3;3) , C(3;3) , D( 3;-3) nuqtalarda bo’lgan to’rtburchak perimetrini toping. (1 birlik =1 sm)
    

16. 
    Uchlari A(-5;-5) , B(-5;5) , C(5;5) , D( 5;-5) nuqtalarda bo’lgan to’rtburchak perimetrini toping. (1 birlik =1 sm)
    

16. 
    Uchlari A(-1;-1) , B(-1;1) , C(1;1) , D( 1;-1) nuqtalarda bo’lgan to’rtburchak yuzini toping. (1 birlik =1 sm)
    

16. 
    Ordinatasi manfiy bo’lgan nuqtalar qaysi choraklarda joylashgan?
    

16. 
    Nisbatning noma’lum hadini toping: x:1,2=2,5