On her computer keyboard, lupe can type
96 words per minute. at this rate, how many
words can she type in 4 hour?

23,040 words in four hours

Step-by-step explanation:

96 x 60 = 5,760

5,760 x 4 = 23,040

96 words per minute.

Lets write this as a ratio:

96 : 1

4 hours = 240 minutes. So we multiply each side by 240:

×240        ×240

so she can type 23,040 words in 4 hours.