Prosze pomóżcie plis :(( Zadanie 7 kto pomoże dostanie naj!

4 ---------= 4 : 1/2 = 4/1 * 2/1 = 8 1/2 3/4 ------= 3/4 : 5/8 = 3/4 * 8/5 = 6/5 = 1 i 1/5 5/8 4/15 -------= 4/15 : 8 = 4/15 * 1/8  = 1/30 8 3/7 ----- = 3/7 : 7/10 = 3/7 * 10/7 = 30/49 7/10 3 i 3/5 --------- = 3 i 3/5 : 4 i 1/2 = 18/5 : 9/2 = 18/5 * 2/9 = 4/5 4 i 1/2