Answer:
50,000 seconds
Explanation:
First multiply 500GB into 1000.(*1GB is equal to 1000MB so were going to multiply it so that we can get the exact MB) and we will get 500,000 MB. Then let's divide it by 10.(*since 10MB can be transfer in just one second.) and we will get 50,000 SECONDS.
Hope it can help you lovelots