I need to know now first one the girl all right I give the pointes to

Shane can shovel the driveway in 4 hours, but if his sister it would take 2 hours. how long would it take taylor to shovel the driveway alone

Given the following linear function sketch the graph of the function and find the domain and range. ƒ(x) = -5x + 4

Cone a has a surface area of 384 ft2 and cone b has a surface area of 96 ft? . what is the ratio of their volume?