To find the total work of two people at different speeds, we need to find a common speed limit to both.
In this case, Jordan can build a birdhouse in 2 hours so her speed is 1/2 birdhouse per hour.
For the sister, it takes 3 hours to build a birdhouse so her speed is 1/3 birdhouse per hour.
To find what they can do in one hour:

To find how long does it take to build a birdhouse:

Set the denominators equal:

Remove the denominators and solve:
Once again set the denominators equal:
Remove the denominators and solve for x:
6/5 hours is equal to 72 minutes.
PLS HELP ME ASAP I DONT HAVE TIME. IT ALSO DETECTS IF ITs RIGHT OR WRONG. PLS HELP ME ASAP I DONT HAVE TIME. IT ALSO DETECTS IF ITs RIGHT OR WRONG.
<em>Answer:</em>
A: represents a function
<em>Explanation:</em>
Every other option, A, has two y for one x.
It can be a function if there is 1x for 1y.
<em>If this was helpful, please mark brainliest. Have a beautiful day!</em>
Answer:
The area of the circle is 153.86. Plz give me brainliest!
Step-by-step explanation: