Answer:
7/18
Step-by-step explanation:
21 out of 54 = 21/54 = 7/18
ANSWER

EXPLANATION
The given quadratic trinomial is

Comparing to the general quadratic trinomial:

We have a=1, b=10 and c=-8

The factors of -24 that adds up to 10 are -2 and 12.
We split the middle term to obtain;

Factor;

Factor further;

The last option is correct.
Answer:
672
Step-by-step explanation:
Formula is length times width times height
14 x 8 = 112
112 x 6 = 672
Answer:
x = -30
cos(x - 30) = ½
Step-by-step explanation:
Look at the picture
Answer:
30%
Step-by-step explanation:
130-91=39
39 / 130 =0.3
0.3x100=30
and you got the answer!