Среднее арифметическое
Quiz
•
Mathematics
•
1st - 12th Grade
•
Practice Problem
•
Hard
Кристина Андреевна
Used 101+ times
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14 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Найдите среднее арифметическое чисел 3,9; 4,8; 3,3.
4
6
3
2
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Участница соревнований по фигурному катанию получила оценки 5,3; 4,8; 5,4; 5,3; 5,1; 4,1. Найдите среднюю оценку этой участницы.
5,1
6
5
4,5
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
За первый час автомобиль проехал 45 км, а за второй час - 75 км. Найдите среднюю скорость автомобиля.
60км/ч
40км/ч
120км/ч
30км/ч
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Сумма двух чисел 18,5. Чему равно среднее арифметическое этих чисел?
30
18,5
Нет верного ответа
37
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Среднее арифметическое четырех чисел равно 5,5. Найдите сумму этих чисел.
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Среднее арифметическое двух чисел равно 5. Одно число 2,3. Найдите второе число.
10
5
2,2
7,7
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Среднее арифметическое трех чисел равно 5,4. Одно число равно 2,8, другое 5,7. Найдите третье число.
7,7
5,4
8,5
13,9
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