Are you a genius? (1)

Math problems. Can you do them? Answer at this questions. Good luck! Just click!

published on February 132 responses 0

1+2+3+................+500=?

100-200=?

100
Idk
-100

Which of the ones below are figures?

Select the five correct answers
4
5
20
2.00
9
10
400
0

L = 25cm
l = Lx 25
P =?

13.000
650
1300

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