3. Solve each problem,
a) There are 30 students in a class.
Three-fifths of the students are girls,
How many girls are in the class?
b) Six glasses are full. How many
full glasses could be made?
(c) There are 75 cars in the parking lot
of a car dealership, Two-thirds of
the cars are new. How many of the
cars are new
d) One serving is ts of a cake,
How many cakes are needed for
18 servings?​