The graph shows that chelsea can type 175 words in minutes.

In this graph, we see Chelsea types 50 words per minutes.
To find the answer, I will use tree diagram:
50 words in 1 minute
175 words in ?minutes
Step 1:
Cross multiply
175×1=175
Step 2:
Use division
175÷50=3.5 or 3 1/2 minutes. As a result, Chelsea types 175 words in 3.5 minutes or 3 1/2 minutes. Hope it help!

As shown by the graph's first plot, Chelsea can type 50 words in one minute. With this information, it is a simple proportion:
1 X
=
50 175

Just solve 175/50 and that is your answer for minutes.

175 / 50 = 3.5
she can type 175 words in 3 and a half minutes.