Math, asked by kgfbolte, 7 months ago

48 students have chosen German as their third language in section C and 54 students in section D. Find the average number of students whose third language is German in both of the sections together.​

Answers

Answered by devilaryan69
0

Step-by-step explanation:

Average=students in section C + students in section D÷2

Average=48+54/2

Average=102/2

Average=51

answer

mark as brainliest

Answered by ojhamona516
1

Step-by-step explanation:

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In a class of 78 students 41 are taking French, 22 are taking German. : Problem Solving (PS)

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Bunuel

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Updated on: Mar 15, 2019

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DIFFICULTY: 5% (low) QUESTION STATS: based on 179 sessions

91% (01:09) correct

9% (01:09) wrong

In a class of 78 students 41 are taking French, 22 are taking German. Of the students taking French or German, 9 are taking both courses. How many students are not enrolled in either course?

A. 6

B. 15

C. 24

D. 33

E. 54

Spoiler: OA

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Last edited by Bunuel on 15 Mar 2019, 03:23, edited 1 time in total.

Updated.

Kudos

6 kudos, 0 bookmark

Harley1980

Updated on: Apr 3, 2015

Bunuel wrote:

In a class of 78 students 41 are taking French, 22 are taking German. Of the students taking French or German, 9 are taking both courses. How many students are not enrolled in either course?

A. 6

B. 15

C. 24

D. 33

E. 54

Kudos for a correct solution.

Formula for calculating two overlapping sets:

A + B - both + NOT(A or B) = Total

so in our task we have equation:

41 (french) + 22 (german) - 9 (both) + NOT = 78

54 + NOT = 78

NOT = 78 - 54 = 24

So answer is C

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