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VOLUNTEER TRAINING FOR DISADVANTAGED IN MATHS – QUESTION 13 : In an attempt to copy down a sequence of 6 positive integers in arithmetic progression, Adam wrote down the 5 numbers : 11, 25, 32, 37, 46. After checking with the original sequence, he found that not only did he miss one of the numbers entirely, he miscopied one of the others. Which of the above was not in the original sequence? (A) 11, (B) 25, (C) 32, (D) 37, (E) 46.
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Answer Posted / kangchuentat
VOLUNTEER TRAINING FOR DISADVANTAGED IN MATHS – ANSWER 13 : D. Difference d = 7. Actual arithmetic sequence : 11, 18, 25, 32, 39, 46 but 37 is out.
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