Answer:
There are total number of pet fish and reptile pets are [tex]1.49\times 10^8[/tex].
Step-by-step explanation:
Number of pet fish are [tex]1.4\times 10^8[/tex] and the number of pet reptiles are [tex]9.4\times 10^6[/tex].
It is required to find the total number of pet fish and reptile pets in the United States. It can be done by simply adding the above numbers such that total numbers are given by :
[tex]T=1.4\times10^{8}+9.4\times10^{6}\\\\T=149400000\\\\T=1.49\times 10^8[/tex]
So, there are total number of pet fish and reptile pets are [tex]1.49\times 10^8[/tex].