Jessie's community built a new hedge. Each section of the hedge used 30 pieces of concrete blocks that cost $2 per piece. The hedge has eight sections. How much did they spend on the concrete blocks?
They used 30 x 8 = 
<gadget id="calculator">30*8</gadget>
<output>240</output>
240 concrete blocks for the eight sections.
So, they spent 240 x $2 = $
<gadget id="calculator">240*2</gadget>
<output>480</output>
480 on the concrete blocks.

<result>480</result>