This is how proportion is written 7:21=3:9. The colons are sign of division so it can be shown in the terms of fraction as 7/21=3/9 or 1/3=1/3
Answer:
9
Step-by-step explanation:


9
Answer:
<h2>x = -6</h2>
Step-by-step explanation:

Answer: 2.52
Step-by-step explanation: 36.00x0.07
36.00 is the same as 36
so, 36x0.07=2.52