ryanqing03

Overseas telephone calls are first routed from the caller to one of 200 transmitting stations. Each transmitting station relays the call to one of three satellites. Each satellite then relays the call to one of 60 receiving stations which then sends the message directly to the number being called. In how many different ways can an overseas telephone call be routed? a) 283 b) 27,000 g) none of the others c) 253 d) 36,000 e) 213 30,000