
Convert the mixed number to an improper fraction:

Subtract the fractions to get your final answer:

Answer:
The diameter is 16.8
Step-by-step explanation:
The diameter is double the radius.
28/8 = 3 remainder 4 so 3 4/8(fraction) or 3 1/2
You would want to divide the minutes to the songs so you can find out how long one song is, but sense there was a remainder you could turn it into a fraction or you could keep diving. In this case you would want to stop. To find the fraction here is a formula the divisor is the denominator, the numerator is the remainder and the whole number is the number you get that is behind the remainder
D because coefficient is the number next to the variable and 7 is the coefficient to the fifth power