Walt was paying $36 a month for his cell phone service. his new cell phone service costs him $28 a month. how much will walt save in 6 months with his new service? a. $48 b. $168 c. $216 d. $384

Aprojectile is thrown upward so that its distance above the ground after t seconds is given by the function h(t) = -16t2 + 704t. after how many seconds does the projectile take to reach its maximum height?

Charlie tosses five coins.what is the probability that all five coins will land tails up.

Libby built a fence that was 56 \text { feet}56 feet long over 44 days. she built the same length of fence each day. how many inches of fence did libby build each day?