Unit of Measurement, a punk/disco band, was signed up to play a benefit concert for New Year's Eve. They started at 6:00 pm on New Year's Eve and
managed to play until 9:00 am the morning of January 2. How many minutes
did they actually play?

a

b

d

step-by-step explanation:

answer: first option i.e. 'a' is correct.

step-by-step explanation:

since we have given that

number of minutes to wrap a small gift box = 4 minutes

we need to find the number of gifts to be wrapped in 5 minutes

since there is a direct variation, as the number of minutes will increase with   number of gifts to be wrapped.

so, let the number of gifts to be wrapped in 5 minutes be x.

so, it becomes,

hence, first option 'a'   is correct.