Keerthana
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66,91,120,153,190,233,276,

a

120

b

233

c

153

d

276

e

none of these

Answer : Option B
Explanation :

66 + 25 = 91, 91 + 29 = 120, 120 + 33 = 153,

153 + 37 = 190, 190 + 41 = 231

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