Can you figure out easy-looking math sum in 30 seconds by remembering the special rule?

The answer to this mathematical brain teaser is NOT 40 - can YOU solve it in 30 seconds by remembering the special rule?
Psychology Today

Study Skills That Help Smart Students Who Still Struggle

Practical ways to plan study time, sustain attention, check comprehension, and strengthen memory—so effort leads to more ...
ZDNet

7 deprecated Linux commands you need to stop using - and what to use instead

Some Linux commands are no longer in use. These commands may still be available, but it's best to avoid them. Each of these commands has a newer replacement. Over the decades that I've been using ...
Forbes

You Don’t Need More Skills. You Need To Name The Ones You’re Already Using.

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. Stop collecting skills you’ll never use. In the AI era, careers advance when strengths drive ...
RealClearPolitics

Noem on Minneapolis Shooting: "People Need To Stop Using Their Vehicles As Weapons"

DHS Secretary Kristi Noem held a press conference on Wednesday evening following the ICE-related fatal shooting in Minneapolis this morning. KRISTI NOEM, SECRETARY OF THE DEPARTMENT OF HOMELAND ...
BGR

Every Android User Needs To Start Using The Best Free Productivity App

Everyone is constantly productivity-maxing and trying to lock in. That usually involves adopting multiple productivity tools, from dedicated to-do apps to habit trackers and digital planners. The ...
The Motley Fool

Don't Need Your Required Minimum Distribution (RMD) Right Now? What Can You Do With the Cash Influx?

You can't avoid required minimum distributions (RMDs), but you can control where that money goes. Some RMD strategies can help you avoid taxes. Your unneeded RMDs can give your favorite causes a leg ...
Slate

I Use the Bathroom. My Boyfriend Approaches. I Silently Scream. The Cycle Continues.

How to Do It is Slate’s sex advice column. Have a question? Send it to Stoya and Rich here. It’s anonymous! This is one of those things I only discovered once I moved in with my boyfriend a couple of ...
Psychology Today

The 6-Step Process for Setting Healthy Family Boundaries

In the first post, we looked at why setting boundaries with family triggers such intense guilt, and what healthy boundaries actually look like. You learned that your tight throat and clenched stomach ...
CNET

How Much Do You Need to Use Amazon Prime for a Subscription to Be Worth It?

A Prime membership gives you a load of benefits but which services you use will determine the actual value of a subscription. Alex Valdes from Bellevue, Washington has been pumping content into the ...
Android Authority

Stop using the wrong Gemini: The one setting you need to change for Gemini 3

Just eight months after Gemini 2.5 launched, Google has upgraded its AI models once again with the release of Gemini 3. Gemini 3 officially began rolling out widely on November 18, and even this early ...
New York Post

College kids’ math skills worse than ever, California finds — blame our pass-the-buck public schools

The University of California at San Diego reported that students with below middle-school level math skills increased by "nearly thirtyfold" from 2020 to 2025. NuPenDekDee - stock.adobe.com What ...