Very first sentence: "A computer made from strands of DNA in a test tube can calculate the square root of numbers up to 900." (actually in the third sentence th

Very first sentence: "A computer made from strands of DNA in a test tube can calculate the square root of numbers up to 900." (actually in the third sentence they clarify it is square numbers only). Pretty sure most people can't do this. Even if we mean most people in a country where everyone graduates high school.