Answer:
the answer is the option B

Step-by-step explanation:
we know that
The circumference of a circle is equal to

In this problem we have


substitute the values

4.876 < 4.879
the first three digits are the same, however the last digit, which is the fourth digit from both sides are 6 and 9
6 is less than 9 therefore that determines the whole value of 4.876 to be less than 4.879
18.59- the $5 service fee is 13.59
13.59/.09 is 151 minuets
Answer: 48
Step-by-step explanation: All you are doing is substituting x and y with the numbers it gives u then u just solve. 2 to the 4th power is 16. 4 to the 3rd power is 64 and then times .5 gives u 32. then u add and get 16+32=48