Please check these

25. If a dress were 20% off of the marked price of $32.00, how much would it cost?

$25.60

26. Write 1,000,000,000 in scientific notation

1.0 x 10^9

27. (3.0 x 10^2) x (2.0 x 10^6) = ?

6.0 x 10^-4

2 answers

25 is correct.

I think 26 is correct.

I have no idea about 27!!
27 is correct.