Question

1. Выполните деление:
1) 7/8:7/16
2)3/5:11/15
3)27/40:18/35
4)1:8/9

Answer 1

1) 7/8 : 7/16 = $\frac{7*16}{8*7}$ = 2

2) 3/5 : 11/15 = $\frac{3*15}{5*11} = \frac{9}{11}$

3) 27/40 : 18/35 = $\frac{27*35}{40*18} = \frac{3*7}{8*2} = \frac{3*7}{8*2} = 21/16 = 1 \frac{5}{16}$

4 )1 : 8/9 = 1 * 9/8 = 9/8