Fernando had 2 children. Each of their children had 2 children, and each of these He had 2 children. How many grandchildren did Fernando have?

4

Step-by-step explanation:

Fernando-

Child 1-     Child 2-

2 kids-      2 kids-            = 4 grandchildren for Fernando

2 kids       2 kids              These are his great grandchildren, not grandchildren.

4th option is correct xy=-10

if this was to u plzz mark me the brainliest

what is the original number? you forgot to add it.