Of the following, which factor or factors would make it more likely that buying an extended warranty is a good idea?

I. The extended warranty overlaps with the manufacturer’s warranty.
II. The product has a high probability of needing repair in the next few years.
III. The product is a major purchase that you are unlikely to soon replace.
a.
I and III
b.
II only
c.
II and III
d.
I, II, and II

Anew obstacle course is home to several new types of challenging obstacles. one such obstacle is traversing a 15-stair staircase. to make it more challenging, the stairs are not uniformly spaced. rather, the vertical space between consecutive stairs for the first 10 stairs is 113 feet and the vertical space for the last 5 stairs is 134 feet. what is the total vertical distance traveled ascending and descending the entire 15-stair staircase?

Determine if this is a solution to the system

Acoin is tossed 4 times which of the following represents the probability of the coin landing on heads all 4 times