6. Which of the following represents the set of prime numbers between 1 and 12? a. [2, 3, 5, 7, 11] b. [2, 3, 5, 7, 9, 11] c. [1, 2, 3, 5, 7, 11] d. [2, 4, 5, 6, 8, 10] 7. What is the sum of two thirds and three quarters? a. ¼ b. 1/12 c. 2/3 d. 1 5/12 8. Find the HCF of 10, 15 and 30? a. 2 b. 5 c. 3 d. 10 9. How many hundreds are there in 3775?
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To find the set of prime numbers between 1 and 127, we need to check each number individually. Starting from 2, we check if it is divisible by any number between 2 and its square root (inclusive). If it is not divisible by any of these numbers, then it is a Show more…
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