На попке стоят 6 книг с числом страниц последовательно 234; 304, 215 , 511 , 192 , 347. Чему равно среднее арифметическое для этих чисел?
​

На попке не может стоять 6книг

на полке ,а не на попке !!!!

i have worked hard to improve my english. joan does not have to go.she can stay here.i am sorry i am late.i had to do the shopping.i think the spacemen have to know english.does she have to read this rule.tom does not have to use the computer. you have to know english to understand people.does mary have to help ann to study english.what time do you have to get up.does your teacher have to correct your homework.

my  friend and i went to the superquiz. the tree monsters went to the  superquiz too. we answered some  questions ! we  were very happy. hooray!