Last summer Katie mowed lawns to earn money. She mowed 35 lawns per week. And it’s $6 per lawn. She wants to earn $150 additionally than last year so she raises her price to $8.
a.) If Katie finds 4 new customers and still keeps the old one’s will she make an additional $150 per week? Yes, she does actuall

b.) If Katie finds 13 new customers will she earn an additional $150 per week?

c.) If she finds 8 new customers will she earn an additionally $150 per week?

d.) Write down an equation to find the number of new customers Katie needs to earn additionally $150.


2.) Tony has a $100 certificate to a music store website. The store offers a 15%discount off the retail of CD’S. Tony must also pay $12 for shipping per order. Find whether Tony can buy each order given.

a.) 6 CD’s for $15.99 each
b.) 7 CD’s for $15.99 each
c.) 2CD’s for $15.99 each and 5 CD’s $11.99 each
d.) Tony wants to spend exactly $100 including the discount and shipping cost. What is the greatest total retail price he can afford?

3.) If Cameron pays $15 to join the big books club then, he gets 10% off the price of each book. For each amount given that he spends on books. Will he save money by joining the club?

a.) $70
b.) $250
c.) $100
d.) How much money does Cameron need to spend so that the cost of his books is the same whether he joins the club or not?