Mathematics, 19.08.2019 06:00, skdfnkjsdfh
At a country concert, the ratio of the number of boys to the number of girls is 2: 7. if there are 250 more girls than boys, how many boys are at the concert?
Answers: 1
Mathematics, 21.06.2019 23:30, liaholmes8
Walking at a constant rate of 8 kilometers per hour, juan can cross a bridge in 6 minutes. what is the length of the bridge in meters?
Answers: 1
At a country concert, the ratio of the number of boys to the number of girls is 2: 7. if there are 2...
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