One slab of beef can make 80/4 = <<80/4=20>>20 kabob sticks.

To make 40 kabob sticks, Simon needs 40/20 = <<40/20=2>>2 slabs of beef.

Simon must spend $25 x 2 = $<<25*2=50>>50

# Answer

50
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
A single kabob stick has 4 cubes of beef. A slab of beef that costs $25 can be cut into 80 cubes. How much must Simon spend to make 40 kabob sticks?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
50
A single kabob stick has 4 cubes of beef. A slab of beef that costs $25 can be cut into 80 cubes. How much must Simon spend to make 40 kabob sticks?
train