15 is 60 percent of 25. 15x100/60 and it should be 25.
54 or it 180 i got 54 by adding 30 and 24in and got 180 by multiplying
The x intercepts must be 1 and -4, so C.
Answer:

Step-by-step explanation:
1.660
we would only move the decimal point once.
1.66 * 10^0
10^0 = 1