Question

(d) In a group of 100 students, 50 are interested in History, 45 are interested in Geography and 25 students like both. Find the number of students who are interested in i) History only, ii) Geography only, iii) neither History nor Geography.​

Answer 1

Step-by-step explanation:

If 11 people are taking both courses, this means 51-11 or 40 are taking kickboxing only and 25-11 or 14 are taking yoga only. The number of people taking at least one course, therefore, is 40 + 14 + 11 = 65. The 83 members minus the 65 that are taking courses leaves 18 who are not taking any courses

Answer 2

Step-by-step explanation:

Total no. of students - (Only History students + Only Geography students + Both subjects students) = 50 - ( 15 ...