B. D=0.25n + 25
D=total n=number of hours 0.25=price per hour 25=the one time fee
18/7 or 2 4/7 bc 3/7 times 6 is 18/7 or 2 and 4/7
1/2÷ 3/8=4/3. To divide one fraction by another, invert (turn upside-down) the second fraction, then multiply.
Answer: its b
Step-by-step explanation: