Samuel has $5, $10, and $20 bills which amount to $150 in his wallet. His $10-bills amount to $50, and he has 4 $20-bills. How many bills does Samuel have in his wallet?
Сэмюэл $5, $10 ва $20 банкнотҳо дорад, ки дар сумкаи ӯ $150 ҷамъ меояд. Банкнотҳои $10-ии ӯ $50-ро ташкил медиҳанд ва ӯ 4 банкноти $20 дорад. Сэмюэл дар сумкаи худ чанд банкнот дорад?
How many $20-bills does Samuel have? ** His $20 bills amount to 4 x $20 = $<<4*20=80>>80.
How many bills does Samuel have? ** So the total amount of the $10 and $20 bills is $80 + $50 = $<<80+50=130>>130.
How many $5-bills does Samuel have? ** Hence, the remaining $5 bills amount to $150 - $130 = $20.
How many $5-bills does Samuel have? ** This means that there are $20/$5 = <<20/5=4>>4 $5 bills.
How many $10-bills does Samuel have? ** There are also $50/$10 = 5 $10 bills.
How many bills does Samuel have? ** Therefore, Samuel has 4 + 4 + 5 = <<4+4+5=13>>13 bills in his wallet.
#### 13
Чанд $20-нотиҳо Самуэл дорад? ** Нотиҳои $20-аш 4 x $20 = $<<4*20=80>>80-ро ташкил медиҳанд.  
Чанд нотӣ Самуэл дорад? ** Пас, миқдори умумии нотҳои $10 ва $20 $80 + $50 = $<<80+50=130>>130 мебошад.  
Чанд $5-нотиҳо Самуэл дорад? ** Аз ин рӯ, $5-нотиҳои боқимонда $150 - $130 = $20-ро ташкил медиҳанд.  
Чанд $5-нотиҳо Самуэл дорад? ** Ин маънои онро дорад, ки $20/$5 = <<20/5=4>>4 $5-нотиҳо мавҷуданд.  
Чанд $10-нотиҳо Самуэл дорад? ** Ҳамчунин $50/$10 = 5 $10-нотиҳо мавҷуданд.  
Чанд нотӣ Самуэл дорад? ** Аз ин рӯ, Самуэл 4 + 4 + 5 = <<4+4+5=13>>13 нотӣ дар ҷилд дорад.  
#### 13