
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
In a recent "WeChat Red Envelope" event held in a certain WeChat group, the total amount of the red envelope distributed was $10. The red envelope was randomly divided into six parts with amounts of $1.49, $1.81, $2.19, $3.41, $0.62, and $0.48. Participants A and B each grabbed one red envelope. Find the probability that the sum of the amounts grabbed by A and B is not less than $4.

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