Christina is planning a birthday party and needs .75 gift bags per invited guest, because 1/4 of attendees don't show up. She invited 16 friends. Gift bags are $2 each. How much will she spend?
She needs 12 gift bags because 16 x .75 = 
<gadget id="calculator">16*.75</gadget>
<output>12</output>
12.
She will spend $24 because 12 x 2 = 
<gadget id="calculator">12*2</gadget>
<output>24</output>
24.

<result>24</result>