Carrie was given ten twenties and 140 quarters by her aunt to use for lunch. If she spent all the quarters and 3/5 of the twenties, calculate the total amount of money she paid for the lunch.
Since she spent all the quarters, she paid her lunch partly by quarters totaling 140*$0.25 = $
<gadget id="calculator">140*0.25</gadget>
<output>35</output>
35.
She also used 3/5*10 = 
<gadget id="calculator">3/5*10</gadget>
<output>6</output>
6 of the twenties to pay for the lunch.
The total amount of the twenties that she used is 6*$20 = $
<gadget id="calculator">6*20</gadget>
<output>120</output>
120.
She spent $120+$35 = $
<gadget id="calculator">120+35</gadget>
<output>155</output>
155 on the lunch.

<result>155</result>