Miss Grayson's class raised $50 for their field trip. Aside from that, each of her students contributed $5 each. There are 20 students in her class, and the cost of the trip is $7 for each student. After all the field trip costs were paid, how much is left in Miss Grayson's class fund?
Синфи Мисс Грейсон $50 барои сафари саҳроӣ ҷамъ овард. Ба ғайр аз ин, ҳар як донишҷӯи ӯ $5 саҳм гузошт. Дар синфи ӯ 20 донишҷӯ ҳаст, ва хароҷоти сафари саҳроӣ барои ҳар донишҷӯ $7 аст. Пас аз он ки ҳамаи хароҷоти сафари саҳроӣ пардохт шуд, дар фонди синфи Мисс Грейсон чанд пул боқӣ мемонад?
How much did the students contribute? ** The contribution of the students amounted to $5 x 20 = $<<5*20=100>>100.
How much did Miss Grayson's class have in total? ** So Miss Grayson's class had $100 + $50 = $<<100+50=150>>150 in all.
How much did the field trip cost? ** The cost of the field trip amounted to $7 x 20 = $<<7*20=140>>140.
How much is left in Miss Grayson's class fund? ** Therefore, the class of Miss Grayson is left with $150 - $140 = $<<150-140=10>>10.
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How much did the students contribute? ** Суммаи саҳми донишҷӯён $5 x 20 = $<<5*20=100>>100 буд.  
How much did Miss Grayson's class have in total? ** Пас, синфи Мис Грейсон дар маҷмӯъ $100 + $50 = $<<100+50=150>>150 дошт.  
How much did the field trip cost? ** Хароҷи сафари саҳроӣ $7 x 20 = $<<7*20=140>>140 буд.  
How much is left in Miss Grayson's class fund? ** Аз ин рӯ, синфи Мис Грейсон боқимонда $150 - $140 = $<<150-140=10>>10 дорад.  
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