Answer:
0.4
Step-by-step explanation:
If the ratio of boys to girls in a class is 2:3, then
- there are 2x boys;
- there are 3x girls.
If there are 18 girls in the class, then

Thus, there are
boys;
girls;
students in total.
The probability of a boy being in the class is

Answer:3
Step-by-step explanation:
180 degrees is half of a circle, and clockwise means turning in the direction a clock does - right.
So a point would be turned right halfway around.
Answer:
It would be 8
Step-by-step explanation: