Web3. One answer to "how can they be dependent" is simply that the number of sophomore girls is something other than 9. In particular, suppose all the sophomores were boys, whereas among freshmen there were some boys and some girls. Then the conditional probability that one of these is a boy, given that the person is a sophomore, would differ from ... WebAug 17, 2024 · (i) Selecting a boy from among the 27 boys and (ii) Selecting a girl from among 14 girls. The first of these can be done in 27 ways and second can be performed …
In a class, there are 18 girls and 14 boys. If the teacher s - Quizlet
WebExpert Answer. Let, number of girls is x Therefore, number of boys is (x+14) It is give …. 4. For some reason, in our math class, there are 14 more boys than there are girls. If a total of 32 students are in the class, how many boys and how many girls are there? WebTake away the number of girls (21) out of total number of students27) in the class to get the number of boys=27–21=6 Percentage means out of one hundred. Number of boys. 6 out of 27 or 6/27 Percentage of boys. (100) 6/27= 22.22% Lawrence C. FinTech Enthusiast, Expert Investor, Finance at Masterworks Updated Feb 6 Promoted earnings date of team
SOLVED: 4. In a class there are 27 boys and 14 girls. The teacher …
WebSolution No. of boys in the class = 27 No. of girls in the class = 14 Ways to select a boy = 27 Similarly, ways to select a girl = 14 ∴ Number of ways to select 1 boy and 1 girl = 27 × 14 … WebNov 22, 2024 · In a class, there are 27 boys and 14 girls.The teacher wants to select 1 boy and 1 girl to represent the class for a function. To find :In how many ways can the teacher make this selection The no. of ways the teacher can select 1 boy from 27 boys is 27 C1 and 1 girl from 14 girls is 14C1 Therefore the total required ways is = 27C1 * 14C1 WebDec 30, 2009 · If the ratio of boys to girls in a class is 5 to 8 and there are 40 girls how many boys are in the class? 25 If the ratio is 5 boys to 8 girls, there are 25 girls and 15 boys in the class. To solve for girls, multiply 40 x 5/8. Then subtract the girls from 40 … earnings definition hmrc