Do you just want the answer or do you need the work too??
Answer:
-300
Step-by-step explanation:
-21 = 7x/100
-21=7x/2^2*5^2
x=-300
Answer:2 is 189
Step-by-step explanation:
5 x 63 equals 315 so 3 × 63 =189
Just simply divide
48/2= 24
so the answer is 24
I hope this helps!
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.