Benjy has b peaches.

Martine has 6+2b=16 peaches

2b=10

b=5

Then Gabrielle has 5*3=<<5*3=15>>15.

# Answer

15
<|im_start|>system
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<|im_start|>user
Martine has 6 more than twice as many peaches as Benjy. Benjy has one-third as many peaches as Gabrielle. If Martine has 16 peaches, how many does Gabrielle have?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
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user
15
Martine has 6 more than twice as many peaches as Benjy. Benjy has one-third as many peaches as Gabrielle. If Martine has 16 peaches, how many does Gabrielle have?
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