
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
When Ria and Flora compared the amounts of money in their savings accounts, they found that their savings were in the ratio $5: 3$. Then Ria took 160 euros from her savings to buy a tablet. The ratio of their savings then changed to $3: 5$. How many euros did Ria have before buying the tablet?

A 192  
B 200  
C 250  
D 400  
E 420

Present the answer in LaTex format: \boxed{Your answer}
user