Five shirts are bought. Of the 5 shirts, there are 3 shirts that cost $15 each. The remaining shirts are $20 each. What is the cost, in dollars, of all 5 shirts?
The first 3 shirts cost 15*3=
<gadget id="calculator">15*3</gadget>
<output>45</output>
45 dollars in total.
There are 5-3=
<gadget id="calculator">5-3</gadget>
<output>2</output>
2 shirts remaining.
The remaining 2 shirts cost 20*2=
<gadget id="calculator">20*2</gadget>
<output>40</output>
40 dollars in total.
The five shirts cost 45+40=
<gadget id="calculator">45+40</gadget>
<output>85</output>
85 dollars.

<result>85</result>