In a class, the number of students that study French or History is 40. 20 students study both. Subjects and the number of students who study French only is 10 more than the number who studied History only illustrate this information on a Venn diagram.

1) How many study French.
2) How much study History.

3 answers

Help me to work it
Did you draw your Venn diagram? If so, then it should be clear that if x take French only, then
x+10 + 20 + x = 40
sorry - x take History only.