Question
There were 45 students in a fast food restaurant. Every student ordered at least one type burger. Mr Kong received order for 23 chicken burgers and 28 vegetarian burgers. How many students ordered the vegetarian burger only?
4 m

Click button first when a symbol is required. X

There were 45 students in a fast food restaurant. Every student ordered at least one type burger. Mr Kong received order for 23 chicken burgers and 28 vegetarian burgers. How many students ordered the vegetarian burger only?