What is the next number in the sequence: 2, 4, 6, 8, ?

A. 10
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Which of the following numbers is a prime number?

B. 23
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What is the difference between 1000 and 456?

A. 554
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What is the sum of the first 10 prime numbers?

C. 129
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Which of the following numbers is a perfect square?

B. 64
Posted in:  Numbers -  Arithmetic -  Mathematics