Question

Last week Stacy earned $24 for baby sitting for hours in her part time job at Burger city she work 12 hours and earned $78 how many total hours distese work last week?

Answer 1

Last week she work
`3(54)/(78)\ hours`.

Explanation:

Given:

Last week Stacy earned $24 for baby sitting for hours in her part time job at Burger city she work 12 hours and earned $78.

Now, to find the total hours she work last week.

As, given she work 12 hours and earned $78.

So, to solve by using unitary method:

If she earned $78 in working 12 hours.

So, she earned $1 in working =
`(12)/(78)\ hour.`

Thus, she earned $24 in working =
`(12)/(78) * 24`

`=(288)/(78)`

`=3(54)/(78)\ hours.`

Therefore, last week she work
`3(54)/(78)\ hours`.