Mathematics, 14.09.2019 04:30, whitethunder05
Agroup of school children consist of 25 boys and 18 girls. how many ways are there:
1. to arrange the children in a row
2. to arrange the children in a row with all the boys next to each other
3. to arrange the children in a row with all the boys next to each other and all the girls next to each other.
4. to choose a chess team of 6 from the group if 1. anyone can be chosen?
2. exactly 2 girls must be chosen?
3. at least 2 boys must be chosen?
Answers: 3
Mathematics, 21.06.2019 17:00, chrisraptorofficial
Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?
Answers: 1
Mathematics, 22.06.2019 03:30, bar23cardenine01
How much money does ron have left each month after his fixed expenses? ron graduated from college five years ago. he recently bought a house, but shares it with a housemate who pays him $800 a month for rent and utilities. ron is putting a budget worksheet together so he will have a better idea of where his money is going and where he can save. enlarge
Answers: 3
Mathematics, 22.06.2019 03:30, emilylunaa
Sections of prefabricated woods are each 5 1/3 feet long, how long are 7 1/2 sections placed end to end?
Answers: 3
Agroup of school children consist of 25 boys and 18 girls. how many ways are there:
1. to arr...
1. to arr...
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