The new U.S. History teacher is very popular. four out of every seven students hang around his desk before each of his classes.
How many students hang around his desk out of your class of thirty-five students?
How many students hang around his desk out of a class of twenty eight students?
If there are twelve students hanging around his desk, how many students are in the class?

The new US History teacher is very popular four out of every seven students hang around his desk before each of his classes How many students hang around his de class=


Answer :