Question

I need help guys with them

Answer 1

a) 2,300,000
B) 780
C) 4,900

Answer 2

1a. The answer would be 300,000.

1b. The answer would be 790. (8 is greater than 5, so round up to 790.)

1c. The answer would be 5,000. (9 is greater than 5, so round up to 5000.)