Merlin worked these hours during the week: 4.5, 8.75, 9.5, 9, and 4.25 hours. what was his gross pay for the week, if he makes $9.78 an hour?

Merlin's gross pay for the week is $352.08.

Step-by-step explanation:

Merlin working hours for a week are 4.5, 8.75, 9.5 and 9.So the total hours of working will be = sum of every day working

= 4.5 + 8.75 + 9.5 + 9 + 4.25 = 36 hours

Now it has been given in the question that Merlin was paid $9.78 for one hour.

So Merlin will get total payment for the week = 36 × 9.78 = $352.08

Therefore gross pay for the week will be = $352.08