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Home » Find the next number in the series: 90, 80, 71, 63, 56, ?

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Find the next number in the series: 90, 80, 71, 63, 56, ?

A. 48
B. 49
C. 50 ✅
D. 52

Explanation

  • The differences between terms decrease by 1 each time
  • Differences: -10,-9,-8,-7,-6
  • 56-6=50