1.

33, 39, 57, 87, 129, ?1). 1832). 1773). 1894). 199

Answer»

The pattern of given series is:

→ 33,

→ 39 = 33 + 6,(6 × 1 = 6)

→ 57 = 39 + 18,(6 × 3 = 18)

→ 87 = 57 + 30,(6 × 5 = 30)

→ 129 = 87 + 42,(6 × 7 = 42)

→ ? = 129 + 54,(6 × 9 = 54)

→ ? = 183


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