Only Geniuses Can Solve These in 5 Seconds

We are certain that people are still way more intelligent than machines. And we can prove this to you.

This brainteasers are sometimes offered to people on computer courses — would you be able to solve them?

Girls age

How old are these 3 sisters, if:

  • Multiplying their ages gives a figure of 36;
  • Adding their ages together gives 13;
  • The oldest sister is blonde.

So did you work it out?

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