Answer:
15x
Step-by-step explanation:
9x + 6x = 15x
-4 +4 = 0
15x
Oh, well that is just weird because the sixth student could be below average, average, or above average so there really is no way to tell. At least not from what I know now.
Simple interest = principal x interest (in decimal form) x time
I = (9200)(0.03)(7) = $1932
Answer:
120°
Step-by-step explanation:
I drew a picture that will make it easier to understand what's going on. Please see the attached image
In a rhombus, the diagonals bisect the opposite angles, and opposite angles are congruent.
Let's say angle 1 is x. The interior angles of a quadrilateral add up to 360°, so
30+30+30+30+2x=360
2x=240
x=120
angle 1 is 120°.