Test: Quiz description (optional)
Learning Mode
Progress:
4 of 5
Quiz Preview Mode
You're taking this quiz in preview mode with real feedback! Experience how our detailed explanations help you learn. Your progress won't be saved permanently.
Question
4
W kolejnych dniach od 1 do 5 odnotowano wartości: 10, 15, 20, 18, 25. Między którymi sąsiednimi dniami nastąpił spadek wartości?
Select one answer.
