Stacy, Steve and Sylar have 1100 berries total. Stacy has 4 times as many berries as Steve, and Steve has double the number of berries that Skylar has. How many berries does Stacy have?
Let x be the number of berries Skylar has.
Steve has 2x berries.
Stacy has 4(2x)=8x berries
1100=x+2x+8x
1100=11x
x = 
<gadget id="calculator">100</gadget>
<output>100</output>
100 berries.
Stacy has 8(100)=
<gadget id="calculator">8*100</gadget>
<output>800</output>
800 berries.

<result>800</result>