44 55 88 Learning Task 3: Read the following questions. Write your answer in your notebook. 1) What is the largest 2-digit composite number divisible by 46? 2) What is the prime number immediately after 50? 3) What is the sum of all prime numbers between 30to 60? 4) What is the sum of all prime numbers between 70 to 80? 5) What is the product of prime numbers immediately before and after 50? 6) How many prime numbers can be found between 60 to 100?
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Answer:
1. 92
2. 53
3. 311
4. 223
5. 2,491
6. 8
Step-by-step explanation:
1. The largest 2-digit composite number divisible by 46 is 92. 92 when divided by 46 is equals to 2 or it can be said that 92 is divisible by 46 by 2.
2. The immediate prime number before 50 is 47 while the immediate prime number after 50 is 53.
3. The sum of all prime numbers from 30 to 60 is 311.
4. The prime numbers between 70-80 are 71, 73, and 79. If you add them all, the answer would be 223.
5. The immediate prime number before 50 is 47 while the immediate prime number after 50 is 53. The product of these two numbers are 2491 .
6. There are 8 prime numbers between 60 and 100. Step-by-step explanation: Prime numbers between 60 to 100 are : 61 ,67 ,71 ,73 ,79 ,83 ,89 and 97.
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