25% is 1/4.
This means that 1/4 of the books in the library is 54, so just multiply 54 by 4, which gives you 100%, or all of the books. 54 times 4 is equal to 216, so there are 216 books in the library.
The first one would be 9.45 I believe
The second one would be 5.50 I believe
The third one would be 5.40 I believe
And the fourth one should be 8.24
Sorry if incorrect
Answer:
y= 1/2x + 21/2
Step-by-step explanation:
use the point formula to calculate
Answer:
C) (2,-5)
Step-by-step explanation: