Multiple choice

Find the next term in the series. 30, 34, 43, 59, 74, ?

  1. 110

  2. 100

  3. 120

  4. 123
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

30+4=34, 34+9=43, 43+16=59, 59+15=74. The added amounts are 4, 9, 16, 15. These are 2^2, 3^2, 4^2, then 3×5 (3 and 5 from 34 and 43). Next should be 4^2=16: 74+36=110. Option A is correct.

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