Help pls (with solutions)
1. if there are 15 teams in a basketball tournament and each team must play every other team in the eliminations, how many elimination games will there be ?
2. How many different sets of 6 cards can be formed from a standard deck of 52 cards ?
3. From 8 Biology books and 10 Chemistry books, in how many ways can one select 2 Biology and 2 Chemistry books to buy if all the said books are equally necessary ?
4. A bid contains 8 red balls, 7 green balls, and 8 yellow balls. In how many ways can 6 balls be chose if there should be 2 balls of each color ?
5. if there are 1,716 possible selections in a given of 6 cars, how many cars that are parking lot can occupy ?
6. A group of students consists of 5 boys and n girls. If the number of ways in which a team of 3 students can randomly be selected from this group such that there is at least one boy and at least one girl in each team, is 1750 then n is equal to = ?
1. if there are 15 teams in a basketball tournament and each team must play every other team in the eliminations, how many elimination games will there be ?
2. How many different sets of 6 cards can be formed from a standard deck of 52 cards ?
3. From 8 Biology books and 10 Chemistry books, in how many ways can one select 2 Biology and 2 Chemistry books to buy if all the said books are equally necessary ?
4. A bid contains 8 red balls, 7 green balls, and 8 yellow balls. In how many ways can 6 balls be chose if there should be 2 balls of each color ?
5. if there are 1,716 possible selections in a given of 6 cars, how many cars that are parking lot can occupy ?
6. A group of students consists of 5 boys and n girls. If the number of ways in which a team of 3 students can randomly be selected from this group such that there is at least one boy and at least one girl in each team, is 1750 then n is equal to = ?
Answers & Comments
Answer:
1+1+2+3+4+5+6+7+8+9=46