б) 7,36 d - 3,6 d = 39,48
(7,36 - 3,6) d = 39,48
3,76 d = 39,48
d = 39,48 : 3,76
<em>d = 10,5</em>
28 - 1/2
32 - 4/7
96 - 12/7 = 1 целое 5/7
112 - 2 целых