In a classroom, 2/3 of the students have brown hair, and 1/5 of the students with brown hair also have freckles. How many students have brown hair and freckles?

Will used 20 colored tiles to make a design in art class. 5/20 of his tiles were red. what is an equivalent fraction for the red tiles?

Danielle earns a 7.25% commission on everything she sells at the electronics store where she works. she also earns a base salary of $750 per week. what were her sales last week if her total earnings for the week were $1,076.25?

How can you find the mean absolute deviation (mad) for this set of data?