Question
Christian wants to buy 14 identical pens as follows.
1 for $4.40
6 for $20.80
What is the least amount of money she needs to buy 14 such pens?
3 m

Click button first when a symbol is required. X

Christian wants to buy 14 identical pens as follows.
1 for $4.40
6 for $20.80
What is the least amount of money she needs to buy 14 such pens?