
Obliczenia procentowe
Authored by nauczycielmatematyki nauczycielmatematyki
Mathematics
9th Grade
Used 1+ times

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11 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Jeśli cena produktu wzrosła z 50 zł do 65 zł, o ile procent wzrosła cena?
25%
30%
35%
40%
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
W klasie jest 30 uczniów, z czego 40% to dziewczynki. Ile jest dziewczynek w klasie?
10
12
14
16
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
W pewnym mieście 25% mieszkańców to dzieci. Jeśli w mieście mieszka 40,000 osób, ile jest dzieci?
8,000
10,000
12,000
15,000
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Jeśli 15% z liczby wynosi 30, to jaka jest ta liczba?
150
200
250
300
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Na egzaminie z matematyki Kasia uzyskała 75% punktów. Jeśli maksymalna liczba punktów wynosiła 80, ile punktów zdobyła Kasia?
55
60
65
70
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
W sklepie cena kurtki wynosi 200 zł. Po obniżce o 20% ile wynosi nowa cena kurtki?
160 zł
180 zł
200 zł
220 zł
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Na promocji w sklepie cena telewizora wynosi 1200 zł, co stanowi 80% jego pierwotnej ceny. Jaka była pierwotna cena telewizora?
1400 zł
1500 zł
1600 zł
1700 zł
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