16 x 3/4 = <<16*3/4=12>>12 boys brought gifts.

So, 16 -12 = <<16-12=4>>4 boys did not bring gifts.

14 x 6/7 = <<14*6/7=12>>12 girls brought gifts.

So, 14 - 12 = <<14-12=2>>2 girls did not bring gifts.

Therefore, a total of 4 boys + 2 girls = <<4+2=6>>6 people did not bring gifts.

# Answer

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<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Sixteen boys and 14 girls attended Simon's birthday party. Three-fourths of the boys and 6/7 of the girls brought gifts. How many of those who attended did not bring gifts?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
6
Sixteen boys and 14 girls attended Simon's birthday party. Three-fourths of the boys and 6/7 of the girls brought gifts. How many of those who attended did not bring gifts?
train