10.99x = 3.99x + 280
7x = 280
x = 40
They must sell 40 T-shirts to break even
Answer:
^
Step-by-step explanation:
Answer:
d. 15.3%
Step-by-step explanation:
There are a total of 4 + 10 + 7 + 5 = 26 marbles
P(pick a red) = 4/26 = 2/13 = .153 = 15.3%
Answer:
b ≈ 48.6°
Step-by-step explanation:
Using the sine ratio in the right triangle
sin b =
=
, then
b =
(
) ≈ 48.6° ( to 1 dec. place )
Answer:
2.90m
Step-by-step explanation:
I hope this is the answer.