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?
One slab of beef can make 80/4 = 
<gadget id="calculator">80/4</gadget>
<output>20</output>
20 kabob sticks.
To make 40 kabob sticks, Simon needs 40/20 = 
<gadget id="calculator">40/20</gadget>
<output>2</output>
2 slabs of beef.
Simon must spend $25 x 2 = $
<gadget id="calculator">25*2</gadget>
<output>50</output>
50.

<result>50</result>