A vendor bought apples at 2 for $3 and plans to sell them at 5 for $10. He also bought 3 oranges for $2.70 and plans to sell them at $1 each. How much is his profit if he sells 5 apples and 5 oranges?
A vendor bought each apple for $3/2 = $
<gadget id="calculator">3/2</gadget>
<output>3/2 = around 1.5</output>
1.50.
He will sell each apple at $10/5 = $
<gadget id="calculator">10/5</gadget>
<output>2</output>
2 each.
His profit for each apple is $2 - $1.50 = $
<gadget id="calculator">2-1.5</gadget>
<output>0.5</output>
0.50.
His total profit for 5 apples is $0.50 x 5 = $
<gadget id="calculator">0.50*5</gadget>
<output>2.5</output>
2.50.
He bought each orange for $2.70/3 = $
<gadget id="calculator">2.7/3</gadget>
<output>0.9</output>
0.90.
His profit for each orange is $1 - $0.90 = $
<gadget id="calculator">1-0.9</gadget>
<output>0.1</output>
0.10.
His total profit for 5 oranges is $0.10 x 5 = $
<gadget id="calculator">0.10*5</gadget>
<output>0.5</output>
0.50.
Therefore, his total profit for selling 5 apples and 5 oranges is $2.50 + $0.50= $3.

<result>3</result>