It was because different states had their own dollars, and some places did not accept dollars from every state
The powerful king that united ancient egypt is : Narmer.
Before the reign of narmer, Egypt was divided into lower part and upper part Kingdom. Narmer managed to unified these two kingdoms and became the first king who rule the united ancient egypt
hope this helps
The answer to your question is B
2) 22.5 units
3) 16.5 units
4) 28.125 units
5) 31.5 inches
6) 49.5 feet
Hope this helps! If its not to much trouble, could you give me brainliest?