Correct answer: None are false. Explanation : All of these statements are true. Let's go through them. Column A 5! Column B 6! Possible Answers: The two quantities are equal. The relationship cannot be determined from the information given. Correct answer: The quantity in Column B is greater. Explanation : This is a basic factorial question. Thus, Column B is greater than Column A.
Example Question 83 : Arithmetic. Which of the following integers are factors of both 24 and 42? Possible Answers: 3. Correct answer: 3. Explanation : 3 is the only answer that is a factor of both 24 and Example Question 84 : Arithmetic.
Example Question 85 : Arithmetic. Quantity A : The remainder when p is divided by 5 Quantity B : The remainder when p is divided by Possible Answers: Quantity A is greater. Correct answer: The relationship cannot be determined from the information given.
Explanation : Let's consider Quantity B first. What will the remainder be when p is divided by 33? Example Question 86 : Arithmetic. Quantity A: number of 2's in the prime factorization of 32 Quantity B: number of 2's in the prime factorization of Possible Answers: The relationship cannot be determined from the information given.
Correct answer: Quantity A is greater. Example Question 81 : Arithmetic. Possible Answers:. Explanation : Because , the answer choice that has a factorization set that cancels out completely with will produce an integer. Copyright Notice. Tired of practice problems? Try live online GRE prep today. Explore Live Online Prep. Report an issue with this question If you've found an issue with this question, please let us know.
Do not fill in this field. Louis, MO Or fill out the form below:. Company name. Copyright holder you represent if other than yourself. These numbers are divisible by 7. If the sum of the digits of the number can be divided by 9 , the number is divisible by 9. The first 27 prime numbers are shown here in yellow in the table below.
Practice these methods and then take Quiz 1 on Prime numbers. Remember to use the checklist to keep track of your work. You can also find the prime factors of a whole number by drawing a factor tree. If the sum of the digits of the number can be divided by 3 , the number is divisible by 3. Prime numbers. If anyone else wants to discover what information we are sending, they have to find out what our original factors were.
With prime numbers as long as the ones we have used, it could take them years or even decades of constant trial and error before they find even one. This ensures our information is kept safe. Wondering about how to explain other key maths vocabulary to your children? Check out our Primary Maths Dictionary , or try these primary maths terms:.
What are the two numbers? She adds the two numbers together. Her answer is Write all the possible pairs of prime numbers Emma could be thinking of. He multiplies it by 10 and then rounds it to the nearest hundred. His answer is Write all the possible prime numbers Chen could have chosen. Registration for the free maths resources is quick, easy and available for all staff at your school. To access the premium resources , your school will need a premium Maths Hub subscription.
Alternatively, access to all premium resources is included at no additional cost for schools signed up to our online tuition for maths. Learn more or request a personalised quote to speak to us about your needs and how we can help. Our online tuition for maths programme provides every child with their own professional one to one maths tutor. One to one interventions that transform maths attainment. Find out more. Support for your school next term Personalised one to one maths lessons designed to plug gaps, build confidence and boost progress Register your interest.
Group Created with Sketch. Register for FREE now. What Is A Prime Number? Ellie Williams. What is a prime number? A prime number is a number greater than 1 with only two factors — themselves and 1.
0コメント