[" 3.5is the speed of "1500kmh^(-1)" relative to the jet plane.What is the speed of the "],[" at the the an the gect to an observer on the ground? "]

A Jet airplane travelling at the speed of 500kmh^(-1) ejects its products of combustion at the speed of 1500kmh^(-1) relative to the jet plane.What is the speed of the latter with respect to an observer on the ground?

A jet airplance travelling at the speed of 500 km ^(-1) ejects its products of combustion at the speed of 1500 km h^(-1) relative to the jet plane. What is the speed of the later with respect to observer on the ground ?

A jet airplane travelling at the speed of 500 km h^-1 ' ejects its products of combustion at the speed of 1500 km h^-1 ' relative to the jet plane. What is the speed of the latter with respect to an observer on the ground ?

A jet airplane travelling at the speed of "500kmh^(-1)" jets its products of combustion at the speed of 1500kmh^(-1)relative to thejet plane what is the speed of the latter with respect to an observer on the ground

A jet airplane travelling at the speed of 500 km h^(-1) ejects its products of combustion at the speed of 1500 km h–1 relative to the jet plane. What is the speed of the latter with respect to an observer on the ground ?

A jet airplane travelling at the speed of 500 km h^(-1) ejects its products of combustion at the speed of 1500 km h–1 relative to the jet plane. What is the speed of the latter with respect to an observer on the ground ?

A jet airplane travelling at the speed of 500 km h^(-1) ejects its products of combustion at the speed of 1500 km h–1 relative to the jet plane. What is the speed of the latter with respect to an observer on the ground ?

A jet airplane travelling at the speed of 500 km h^(-1) ejects its products of combustion at the speed of 1500 km h–1 relative to the jet plane. What is the speed of the latter with respect to an observer on the ground ?