Twenty people pre-bought plane tickets at a price of $155 per ticket. Thirty people bought their plane tickets at the gate and they each paid $200 for their ticket. How many more dollars did the people at the gate pay for their tickets than those passengers that pre-bought their tickets?
Бист нафар одамон чиптаҳои ҳавопаймоиро бо нархи $155 барои ҳар чипта пешакӣ харидорӣ карданд. Си нафар одамон чиптаҳои ҳавопаймоиро дар дарвоза хариданд ва ҳар кадом $200 барои чиптаи худ пардохт карданд. Одамон дар дарвоза барои чиптаҳои худ чанд доллар бештар пардохт карданд, нисбат ба он мусофироне, ки чиптаҳои худро пешакӣ харидорӣ карданд?
What was the total cost of the pre-bought tickets? ** Pre-bought: 20 people * $155 = $<<20*155=3100>>3100
What was the total cost of the tickets bought at the gate? ** Gate bought: 30 people * $200 = $<<30*200=6000>>6000
How many more dollars did the tickets bought at the gate cost than the pre-bought tickets? ** $6000 - $3100 = $<<6000-3100=2900>>2900
How many more dollars did the people at the gate pay for their tickets than those passengers that pre-bought their tickets? ** The passengers that paid at the gate paid $2900 more dollars than those who pre-bought their tickets.
#### 2900
What was the total cost of the pre-bought tickets? ** Пешакӣ харида: 20 одам * $155 = $<<20*155=3100>>3100  
What was the total cost of the tickets bought at the gate? ** Дар дарвоза харида: 30 одам * $200 = $<<30*200=6000>>6000  
How many more dollars did the tickets bought at the gate cost than the pre-bought tickets? ** $6000 - $3100 = $<<6000-3100=2900>>2900  
How many more dollars did the people at the gate pay for their tickets than those passengers that pre-bought their tickets? ** Одамоне, ки дар дарвоза пардохт карданд, $2900 бештар пардохт карданд, нисбат ба онҳое, ки пешакӣ билет харида буданд.  
#### 2900