3/10, 30%, 0.3
because 3/10 basically means 3 out of 10. that's 30%. 0.3 is just 3/10 in decimal form.
Step-by-step explanation:
1 in red is the rectangle
2 is yellow is square
3 in perpel is a rhombus
4 is not in Quadrilaterals
5 in green us parallelogram
6 is the trapezoid
i think i helped you
4 3
Step-by-step explanation:
the question is z²=1
taking square root on both sides
√z² = √1
the square root and the square cancel out each other
it gives
z=±1
that means either z=+1 or z=-1
so the solutions are 1 and -1
I have no idea what this is asking honestly but i hope you figure it out
There are

female teachers, and

male teachers.
This means that, out of a total of 75 teachers, 45 are female, leading to a probability of

of selecting a female teacher.
If we restrict to those with more than 8 years service, there are 13 female teachers and 7 male teachers.
So, out of a total of 21 teachers, there are 13 female teachers, leading to a probability of

of selecting a female teacher.