Question

0,704 . 97 28,084 .65 8,9 : 1000 19,733 : 39 9 : 20 78, 15 : 0,01

Answer 1

0,704 . 97=68,288
28,084 . 65=1825,46
8,9 : 1000=0,0089
19,733 : 39=
9 : 20=0,45
78,15 : 0,01=7815

Answer 2

It looks like you have provided a series of mathematical expressions. Let's solve them one by one:

1. 0.704 * 97 Result: 68.288

2. 28.084 * 65 Result: 1,827.86

3. 8.9 / 1000 Result: 0.0089

4. 19.733 / 39 Result: 0.506487179

5. 9 / 20 Result: 0.45

6. 78 / 15 Result: 5.2

7. 0.01 / 0.65 Result: 0.015384615

If you need any further assistance or have more mathematical expressions to solve, feel free to ask!