PLEASE HELP ME ASPAa car travels 500km in 4 hours find its speed in km/h

solution

distance travelled : 500km

time taken:4 hour

speed:?

now

speed: distance travelled ÷ time taken

or, 500 ÷ 4

therefor,speed :125km/h

firearm identification is the process of analyzing the bullets and cartridge cases left at a crime scene to determine if they came from a particular firearm. marks on the bullets and cartridges may be common to every firearm of that type. these are called class characteristics.