Answer:
-40%
123.33% (nearest hundredth)
Step-by-step explanation:
Percent Change Formula
[tex]\sf percent\:change=\dfrac{final\:value-initial\:value}{initial\:value}\times 100[/tex]
Percent change from 1946 to 1947
[tex]\sf percent\:change=\dfrac{3-5}{5} \times 100=-40\%[/tex]
Percent change from 1947 to 1948
[tex]\sf percent\:change=\dfrac{6.7-3}{3}\times 100=123.33\%\: \sf (nearest\:hundredth)[/tex]
