university of maryland mathematics competition
... 1. Four positive numbers are placed at the vertices of a rectangle. Each number is at least as large as the average of the two numbers at the adjacent vertices. Prove that all four numbers are equal. 2. The sum 498 + 499 + 500 + 501 = 1998 is one way of expressing 1998 as a sum of consecutive positi ...
... 1. Four positive numbers are placed at the vertices of a rectangle. Each number is at least as large as the average of the two numbers at the adjacent vertices. Prove that all four numbers are equal. 2. The sum 498 + 499 + 500 + 501 = 1998 is one way of expressing 1998 as a sum of consecutive positi ...
Pre-Test Numbers, Operations and Quantitative Reasoning
... 2. What are prime numbers? 3. There are exactly 25 prime numbers less than 100. Suppose a is a natural number less than 10,000. How many more prime numbers do you need to know to determine whether a is prime or not? Explain. 4. Find the prime factorization of 240. 5. The prime factorizations of 1,95 ...
... 2. What are prime numbers? 3. There are exactly 25 prime numbers less than 100. Suppose a is a natural number less than 10,000. How many more prime numbers do you need to know to determine whether a is prime or not? Explain. 4. Find the prime factorization of 240. 5. The prime factorizations of 1,95 ...
english
... Make sentences of the given words. Write 5 sentences on the topic given. For example: Myself or My Family One and Many Opposites Days of the week. Any 5 fruit names ...
... Make sentences of the given words. Write 5 sentences on the topic given. For example: Myself or My Family One and Many Opposites Days of the week. Any 5 fruit names ...