Find the number of orange marbles.

13 marbles - 9 marbles = <<13-9=4>>4 marbles

Find the number of purple marbles.

4 marbles x 4 = <<4*4=16>>16marbles

Find the total amount of pink, orange, and purple marbles.

13 marbles + 4 marbles + 16 marbles = 45 marbles

# Answer

33
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Katie has 13 pink marbles. She has 9 fewer orange marbles than pink marbles. She has 4 times as many purple marbles as orange marbles. How many marbles does Katie have in all?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
33
Katie has 13 pink marbles. She has 9 fewer orange marbles than pink marbles. She has 4 times as many purple marbles as orange marbles. How many marbles does Katie have in all?
train