Question

вычислите пять целых 3/5:три целых 1/2=пять целых 1/4х

Answer 1

5 3/5 : 3 1/2 = 5 1/4 * x
28/5 : 7/2 = 21/4 * x
28/5 * 2/7 = 21/4 * x
8/5 = 21/4 * x
x = 8/5 : 21/4
x = 8/5 * 4/21
x = 32 / 105