Which data set is the domain (input)? Write the domain in interval notation.

Which data set is the range (output)? Write the range in interval notation.

Evaluate 8j -k+148j−k+14 when j=0.25j=0.25 and k=1k=1.

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)

Jared had 3/7 of the minutes on a family phone plan remaining for the month. the plan is shared by 2 people. if divided equally what portion of the minutes remaining on the phone plan would be avalible for each person