6 inches
12 inches
A machine part consists of a half sphere and a cylinder, as shown in the figure. The total volume of the part is
π cubic inches
reserved.

Given the following similar triangles what is the area of triangle b ? a) 1 b)1.8 c)3.2 d)5

Olivia uses the work below to determine 55% of 720 which explains the error in olivia’s solution

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?