8. wyrażenia algebraiczne (mnożenie sum, przekształcanie)

Quiz
•
Mathematics
•
1st Grade
•
Medium
Anna Plewińska
Used 14+ times
FREE Resource
9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Pole kwadratu o boku długości (a+3) cm wynosi:
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Niech x oznacza początkową cenę towaru.
Zaznacz cenę tego towaru po dwukrotnej obniżce o 30%.
0,49x
0,4x
0,6x
0,47x
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
O ile % zmniejszyła się początkowa cena butów na skutek 2 obniżek- najpierw o 30%, a potem jeszcze o 20%?
56%
46%
50%
44%
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Niech x oznacza początkową cenę towaru.
Zaznacz cenę tego towaru po dwukrotnej podwyżce o 10%.
0,81x
1,11x
1,21x
1,2x
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Obwód prostokąta o bokach 5c+2 oraz -2c+1 wynosi:
14c+6
3c+3
6c+6
8.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
9.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
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