# If you fail to pass this test at least with a 12/15, you should definitely go back to school

If you fail to pass this test at least with a 12/15, you should definitely go back to school. Activate and speed up your brain with this test.

### If you fail to pass this test at least with a 12/15, you should definitely go back to school

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## Find the value of z if the average of four values: 1; 0.8; 0.2 and Z is 0.6

• 0.2
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## Written by Tamara Dominas

My name is Tamara. I define myself as a bookworm and that's where I spend most of my time. I'm a chemist, with a developing passion for languages. I speak three languages and I'm already going for the fourth. I currently live in Rome, Italy, and I declare myself profoundly in love with this city. You can write to me: send me an email