Choose all TRUE statements. 120 is thirty percent of 400.

20% of 500 is 120.

12 is 75% of 16.

15 is 15% of 100.

8 is 20% of 40.

d. 8

step-by-step explanation:

the given radical expression is:

we can rewrite this as:

we express as square numbers to get;

the exponents will now cancel out to give.

the correct answer is d

1. sometimes

2. never true

3. sometimes

step-by-step explanation:

these are pretty self explanatory if you know what supp right and com angles are