What city opened the first Worlds Fair in the United States on July 14, 1853? A.St. Louis B.Chicago C.New York City D.Boston Answer and Feedback Answer:C do you want? view more test Xem thêm Share this post Some other questions you may be interested in. One watermelon weighs 10kg (22 lbs) plus the half of its own weight. How much does it weigh? Try thinking out a random 3-digit number and writing it twice on a piece of paper, forming a 6-digit number (for example the number is 123, than you will have to put down 123123 on the paper). Now divide this 6-digit number by 7. There will be no remainder, I guarantee. Now divide the result by 11. No remainder again, I guarantee. Now divide the new result by 13. What happened? Two dice are randomly thrown. What is the possibility that the number, formed by the two digits that come form the dice, is a prime? Yesterday I heard an interesting conversation in a shop: ent: How much is one? it possible that it was a real product they were talking about? 4, 7, 12, 19, 28, 39, ?? A man buys a horse for $60. After a while he sells it for 70$. Some time passes and the man regrets his decision and goes to buy the horse again. But now he has to pay $80 for it and he does. After a while he regrets to have bought the horse back and sells it for $90. Now in total, how much loss/profit did the man make from the three transactions? Somewhere, there is a very interesting village. And whats so interesting about it? Well, in this village there is a barber, a very special barber. He cuts the hair of everybody in the village that doesnt cut his own hair. Who then cuts the barbers hair? Two men were playing for title of championship of the world for the checkers tournament. They each played five games and they each won three. There were no ties, is this possible?