A converging lens with a focal length of 70. 0 cm forms an image of a 3. 20-cm-tall real object that is to the left of the lens. The image is 4. 50 cm tall and inverted.

Trey caught a five and a half pound fish. how much did it weigh in ounces?

Two technicians are discussing how to test a car's exhaust by holding a small piece of paper within an inch of the tailpipe mouth. technician a says that if the paper is vibrating due to a "puffing" output from the tailpipe, this signals a smoothly running engine. technician b says that if the paper is being drawn toward the tailpipe, this could indicate burned exhaust valves. who is correct? a. technician b b. both technicians a and b c. technician a d. neither technicians a or b

Iknow this isn't a question, but is there someway to ask a question under public safety or is there no category for it? i don't know if i'm overlooking it or not.