in a class of 70 students, every student had to study economics or geography, or...
in a class of 70 students, every student had to study economics or geography, or...
in a class of 70 students, every student had to study economics or geography, or both economics and geography. if 50 students studied economics and 20 geography, how many students studied both economics and geography?
Answers ({{ comment_count }})
Please wait...
Modal title
Report
Block User
{{ feedback_modal_data.title }}