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Mathematics, 21.06.2019 19:30
:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?
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Mathematics, 22.06.2019 03:00
Alocal hamburger shop sold a combined total of 601 hamburgers and cheeseburgers on friday. there were 51 more cheeseburgers sold than hamburgers. how many hamburgers were sold on friday? a local hamburger shop sold a combined total of hamburgers and cheeseburgers on friday. there were more cheeseburgers sold than hamburgers. how many hamburgers were sold on friday?
Answers: 1
Mathematics, 22.06.2019 04:40
Find the solution of this system of equations -7x+y=-20 9x-3y=36
Answers: 2
The price of s of a pair of shoes plus 5% sales tax...
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