Answer: 8. There were 11 pieces and 3 were used, so 8 are left.

They already give you the number of boys {14}, so all you need to do is subtract 30 - 14 which will give you the ratio of girls.
It does this because 14 takes up
of the seventh grade class.

So your answer is going to be 14:16 un-simplified.
However, since they ask you to put it in the simplest terms, we are going to simplify 
You can do this by dividing both numbers by 2.
= 

or 

Answer:
950 Blue monkeys
Step-by-step explanation:
1000-20= 980-30= 950 blue monkeys
Answer:
multiply 6x into 8x and -8 (hope this helps)
Answer:
212 m²
Step-by-step explanation:
4 x 4 x 5 = 80
6+6+50+30+40