Find the mean absolute deviation (MAD) of the data
in the pictograph below.
wands
=lwand
Wands held by fairies in Fairyland
Magical wands
六六六六六一
六六六
六六六
「六六六六六

Solve the problem. a student earned grades of c, a, b, and a in four different courses. those courses had these corresponding numbers of credit hours: 4, 5, 1, and 5. the grading system assigns quality points to letter grades as follows: a = 4, b = 3, c = 2, d = 1, and f = 0. compute the grade point average (gpa) and round the result to two decimal places. 3.40 3.50 8.75 2.18

Agallon of apple juice cost $7 a pack of eight 4.23oz box of apple juice $2.39 which is a better deal

Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.