The internet provides a wide range of amusing and educational content. Social media platforms are filled with funny memes, interesting brain teasers, and informative posts shared by influencers and vloggers. Brain teasers have become increasingly popular, testing readers’ critical thinking skills by prompting them to use logic and reasoning to solve puzzles. The essence of a brain teaser is to examine an image and respond to a challenging question based on it. A captivating brain teaser has recently been making its way around social media.

The puzzle requires individuals to calculate the age of a person using the given information. The puzzle states, “When I was two, my sister was twice my age. Now that I’m 40, how old is my sister?”

The simple question got a ton of answers in the comments. People shared all kinds of math solutions and had different answers. One person said, “42 na, unless she’s also aging twice as fast then she’d be 80 now,” while another added detailed math, “The age difference between the two siblings is 4 – 2 = 2 years. Therefore, the person is now 2 + 40 = 42 years old. Their sister would be 4 + 40 = 44 years old. I’m 44 years old.”

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