S RoundTime - 6 minutes 5 questions | Direction: The real competition of Sprint round consists of 30 questions. You will have 40 minutes to complete all the questions. You are NOT allowed to use calculators, books or other aids during the round. | 1. There are 9 locks and each with a key. However all the keys were messed up. At most how many tries will be needed in order to match a key to its lock? 2. Andy stopped at a restaurant for dinner. There are 13 kinds of main dishes and 7 kinds of soup. How many possible combinations can be made from the menu (Each with one main dish and one soup)? 3. A cat weighs 4 pounds less than of a dog's weight. If they weigh a total of 56 pounds, how much (in pounds) does the cat weigh? 4. If one fourth of a number is deducted from 30, the result is the number. What is the number? 5. The average score of a math exam is 95 in a class. The average score of the 22 girls in the class is 96 for the exam. The average score of the boys in the class is 93 for the exam. How many boys are there in the class?
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