It is not a true biconditional.
The statements that apply to the ratio of rice and water are:
- The ratio of rice to water is 1 to 2.5
- The ratio of water to rice is 2.5 to 1
<h3>Ratios</h3>
Ratios are used to compare quantities of different measurements
The entries on the table are given as:
<u>Rice Water</u>
2 5
3 7.5
5 12.5
8 20
<h3>The ratios of both quantities</h3>
The ratio (r) of rice and water is then calculated as:

Pick any corresponding table entry.
So, we have:

Divide

This means that, the ratio of rice to water is 1 to 2.5, and the ratio of water to rice is 2.5 to 1
Read more about ratios at:
brainly.com/question/1781657
The answer is 58, because 2/5 is equal to 0.4, and 0.4 multiplied by 145 is 58.
2.5 is your answer because first we divide the numbers then subtract 2 from both sides and simplify