Jasmin P.

asked • 03/02/17

How many students know how to use both kinds of computers?

In a group of 140 students, 85 know how to use a Macintosh, 100 know how to use an IBM-compatible computer, and 10 do not know how to use either kind. How many students know how to use both kinds of computers?
 
a. 75
b. 40
c. 55
d. 90
e. 130

1 Expert Answer

By:

Ana K. answered • 03/02/17

Experienced Statistics, Math, SAT tutor & Faculty

Jasmin P.

Thank you
Report

03/02/17

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.