in about what year did the gnp reach $400 billion? done 1950 1955 1960 gnp of the united states 1945 - 1960…

in about what year did the gnp reach $400 billion? done 1950 1955 1960 gnp of the united states 1945 - 1960 billions of dollars 600 500 400 300 200 100 0 1945 1950 1955 1960
Answer
Answer:
1955
Explanation:
Step1: Locate $400 billion on the vertical axis
The vertical axis marks billions of dollars, with 400 indicating the target value.
Step2: Find the corresponding year on the horizontal axis
The horizontal axis shows years 1945–1960. The red line crosses the 400 mark near 1955.