Jacob is building ladders. One of his clients needs 10 ladders with 50 rungs, and 20 ladders with 60 rungs. Jacob has to charge $2 for every rung. How much does the client have to pay for the ladders?
Яъқоб сандуқҳо месозад. Яке аз мизоҷонаш 10 сандуқ бо 50 поя ва 20 сандуқ бо 60 поя лозим дорад. Яъқоб бояд барои ҳар поя 2 доллар ситонад. Мизоҷ барои сандуқҳо чанд пул пардохт карданӣ аст?
How many rungs are in the 10 ladders? ** 10 ladders with 50 rungs have a total of 10*50=<<10*50=500>>500 rungs.
How many rungs are in the 20 ladders? ** 20 ladders with 60 rungs have a total of 20*60=<<20*60=1200>>1200 rungs.
How many rungs are in the ladders? ** In total there are 1200+500=<<1200+500=1700>>1700 rungs.
How much does the client have to pay for the ladders? ** The client must pay 2*1700=$<<2*1700=3400>>3400.
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Чанд поя дар 10 пӯлод ҳаст? ** 10 пӯлод бо 50 поя дар маҷмӯъ 10*50=<<10*50=500>>500 поя доранд.  
Чанд поя дар 20 пӯлод ҳаст? ** 20 пӯлод бо 60 поя дар маҷмӯъ 20*60=<<20*60=1200>>1200 поя доранд.  
Чанд поя дар пӯлодҳо ҳаст? ** Дар маҷмӯъ 1200+500=<<1200+500=1700>>1700 поя ҳаст.  
Мизоҷ барои пӯлодҳо чанд пул пардохт карданӣ аст? ** Мизоҷ бояд 2*1700=$<<2*1700=3400>>3400 пардохт кунад.  
#### 3,400