Answer:
I believe the answer would be 21.
Step-by-step explanation:
the shadow of the tall flag is three times the small flag, so the height of the flag should also be three times the height. which is 21
Answer:

B, A, C
Step-by-step explanation:
This is scientific notation. The numbers
can be ordered least to greatest by looking at their digits and exponents. Since a -2 as an exponent is present, this means this is a small decimal and is the least. 3.5 and 5.3 have the same exponent of 3 but 5.3 is greater than 3.5 so its the greatest. The order is

It represents the distance diagonally between two opposite corners of a Television. (i.e. the distance between the bottom-left corner and the top-right corner)
This will be a little complex number...
assume 35 years ago, it cost x dollars
for now: x×

=25.25
solve it! :) maybe too difficult without a calculator