Esaplań: 2,17+(3,2-0,17)

Matematika 7-klass I-sherek

Quiz
•
Mathematics
•
University
•
Hard
Фаридочка Салийева
Used 18+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
5,2
5,4
4,2
3,4
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Sanlı ańlatpanıń mánisin tabıń: (1/4+1/6)∙(2/5-1/2)
1/12
-1/24
-3/17
5/24
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Algebralıq ańlatpanıń mánisin tabıń: 3a-2b, a=13, b=1
0
1
-1
3
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Algebralıq ańlatpa túrinde jazıń: Kishisi n ge teń bolǵan izbe-iz natural sannıń qosındısı;
n+1
2n+2
2n+3
2n+1
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Sózlerdi matematikalıq tilde jazıń: a hám b sanlardıń qosındısın olardıń ayırmasına kóbeymesin;
(a+b)(a-b)
(a-b)(a-b)
(a+b)(a+b)
(a∙b)(a∙b)
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Baǵbanlar 1 kúnde 15 gektar baǵqa islew berdi. Olar a kúnde neshe gektar baǵqa islew bergen?
16a
15a
14a
12a
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Dúkanǵa hár birine 50 kg nan un bolǵan a qapshıq alıp kelindi. Dúkanǵa neshe kg un alıp kelindi?
50+a
50+2a
(a+1)50
50a
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