Answer:
40 because 40 percent of 100 is 40. You can just multiply the number by the percentage $100x40%
Answer:

Step-by-step explanation:
The reference angle is an acute angle that angle in standard position makes with the positive x-axis.
The given angle in radians is

This angle is already acute and hence it is itself a reference angle.
The reference angle of any angle in the first quadrant is the same angle.
2 1/2 is also 2.5, therefore to calculate each liter, just 60/2.5, so the answer is $24
Answer:
18
Step-by-step explanation:



Your answer is B. You multiply 5 by the exponents and 4^0 is just 1, so 4^45•1=4^45. Hope this helped!