Answer: Martha got (a)   five hundred baht notes from the bank.

Answer: The average number of casualties caused by road accidents was (a)   casualties per day.

Answer: Neville ran (a)   laps.

Answer: There are (a)   overpasses that can be decorated.

Answer: This rack contains (a)   files.

Answer: There were (a)   passengers on the boat trip.

Answer: There were (a)   stacks.

Answer: Joyce bought (a)   kilogrammes (kg) of dried shrimp.

Answer: There were (a)   student union members who have attended the meeting.

(a) How many packs of floor tile can he buy?

Answer: The contractor can buy (a)   packs of floor tiles.

(b) How much change would he get?

Answer: He would get (a)   baht change.