A local cable TV/Internet/phone provider charges new customers $90 for all three services, per month, for the first year under their 90 NOW promotion. Alice normally pays $59 for her monthly home phone service, $29 for Internet service, and $69 for cable television.
a. What are her percent savings if she switches to the 90 NOW plan? Round to the nearest percent.
b. Craig usually pays x dollars for phone service, half of that for Internet service, and twice that for cable TV service monthly. Represent his annual cost for these services algebraically.