
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
Grandma went for a walk on 3 different days. She walked 3 miles on Monday, 4 miles on Wednesday, and 5 miles on Friday. The speeds were 6 miles per hour on Monday, 4 miles per hour on Wednesday, and 5 miles per hour on Friday respectively. If Grandma had walked at 5 miles per hour on all days, how many minutes less would she have spent walking?

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