The balloon seller sold balloons in bags of 7. The number of balloons of different colors he sold on various days are given below.   Red Blue Green Sunday 70 70 14 Monday 56 70 28 1. How many bags of blue balloons are sold on Sunday?   2. How many bags of green balloons are sold on Monday?   3. How many bags of balloons are sold on Monday?   4. How many bags of balloons are sold on Sunday?   5. If 14 balloons cost 18 cents, how many cents does a bag of balloons cost?