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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?
a. 4
b. 7
c. 8
d. 12
e. it cannot be determined from the information given.


Sagot :

You can make an example if you want. first set: 1, 2, 3 and 4. And the other group being 4, 5, 6 and 7. The sum of the first one is 10 and the sum of the second is 22. So the difference is 12. D