ЗнайдIть середине арифметичне чисел
а) 16, 21 та 11
6) 2,2; 0,6 14, 7 по 7,3​

6534:3=2178(теннге)- 1 домбра                                                                                                                  6534*2=13068(т)-2 гитары                                                                                                                                2178*2=4356(т)-2 домбры                                                                                                    13068-4356=8712(т)-больше                                                                                                              

6534:3=2178(теннге)- 1 домбра                                                                                                                  6534*2=13068(т)-2 гитары                                                                                                                                2178*2=4356(т)-2 домбры                                                                                                    13068-4356=8712(т)-больше