the city of ember
math
100

who finds the room with all the supplies

what is doon

100

10 times 10

what is 100


200

what do they find in the dark room

what is candles and matches

200

100 times 100

what is 10000

300

who does Lina give the  message to

 what is clary

300

300 times 300

what is 90000