Mark spent 220 dollars to fix his car.  It needed two parts that cost 20 dollars each, and labor cost .5 dollars a minute. How many hours did the mechanic work?
Марк 220 доллар барои таъмири мошинаш сарф кард. Он ба ду қисм ниёз дошт, ки ҳар кадом 20 доллар арзиш дошт, ва меҳнат 0.5 доллар дар як дақиқа арзиш дошт. Механик чанд соат кор кард?
How much does labor cost? ** Labor cost is .5*60=<<.5*60=30>>30 dollars per hour
How much do the parts cost? ** The cost for parts is 20*2=$<<20*2=40>>40
How much does the mechanic cost? ** The total cost for labor is 220-40=$<<220-40=180>>180
How many hours did the mechanic work? ** He spent 180/30=<<180/30=6>>6 hours on labor.
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How much does labor cost? ** Хизматрасонии меҳнат 0.5*60=<<0.5*60=30>>30 доллар дар як соат
How much do the parts cost? ** Нархи қисмҳо 20*2=$<<20*2=40>>40
How much does the mechanic cost? ** Ҳамагӣ нархи меҳнат 220-40=$<<220-40=180>>180
How many hours did the mechanic work? ** Вай 180/30=<<180/30=6>>6 соат дар меҳнат гузаронд.
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