A day of a weekly time card is given. It is required to find the pay for the day given a wage of $12/hr.
To do this, calculate the number of hours worked for the day and multiply by the wage per hour.
It is given that the person worked in the morning from 08:15 to 12:15.
The difference gives the number of hours worked in the morning:

It is also given that the person worked in the afternoon from 13:00 to 17:30.
The difference gives the number of hours worked in the afternoon:

Hence, the total number of hours worked for the day is:

Multiply this by the wage earned per hour to get the pay for the day:

Hence, the pay for the day is $102.
Pay=$