Answer:
4.28 tons
Explanation:
We are given that
Weight of empty car=1.8 tons
Weight of empty truck =

We have to find weight of pickup when it carrying 0.5 tons load.
Weight of pickup when it carrying 0.5 tons load carrying
=Weight of empty pickup truck+ Weight of load
Weight of pickup when it carrying 0.5 tons load
=

Hence, the weight of pickup when it carrying 0.5 tons load=4.28 tons