1)4,5 x: 2,7=9: 1,8 2) 7 1/3: 1 5/6=0,6х: 0,75. - вопрос №145279182713156060754236895 от clsagubar 15.03.2020 12:16

Question

Математика: 1)4,5 x: 2,7=9: 1,8 2) 7 1/3: 1 5/6=0,6х: 0,75.

clsagubar · Answer

4,5х : 2,7 = 9 : 1,84,5х * 1,8 = 2,7 * 98,1х = 24,3х = 24,3 : 8,1х = 3    7 1/3 : 1 5/6 = 0,6х : 0,757 1/3* 0,6х = 1 5/6 * 0,7522/3 * 6/10х = 11/6 * 75/10022/5х = 275/200х = 275/200 : 22/5х = 275/200 * 5/22х = 25/80 = 5/16...