20. Alex is taking 8 college classes. Each class requires a book (B) If each book casts the same amount and she spent a total of $720 on all 8 books how much did she spend on each teada
В
B
B
B
B
B
B.
B
$720

Adriano loves anime and collects toys from his favorite series.each month he gains 4 toys. if adriano has 3 toys when he starts collecting, how many does he have after 4 months

Tom is making a punch that contains 80% cranberry juice and the rest ginger ale. the punch has 2 liters of ginger ale. part a: write an equation using one variable that can be used to find the total number of liters of cranberry juice and ginger ale in the punch. define the variable used in the equation and solve the equation. hint: 0.8x represents the number of liters of cranberry juice in the punch. (5 points) part b: how many liters of cranberry juice are present in the punch? show your work.

Find the number of positive three-digit even integers whose digits are among 9, 8, 7,5, 3, and 1.