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Two sets of 4 consecutive positive integers have exactly one integer in common. The sum of the integers in the set with greater numbers is how much greater than the sum of the integers in the other set?

4
7
8
12
it cannot be determined from the information given.
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n and p are integers greater than 1
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I. 11
II. 1
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-20 , -16 , -12 , -8 ....
In the sequence above, each term after the first is 4 greater than the preceding term. Which of the following could not be a term in the sequence?

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5A
BC
___
D43
In the above correctly worked addition sum, A,B,C and D represent different digits, and all the digits in the sum are different. What is the sum of A,B,C and D?

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If n is even, which of the following cannot be odd?
I. n + 3
II. 3n
III. n² - 1

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