Find the missing number.
243, ?, 252, 279, 343, 468

245

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244

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246

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247

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none of these

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Solution

The correct option is E 244
Given pattern,

$243, ?, 252, 279, 343, 468$

Now, consider,

$243 + 1^{3} = 243 + 1 = 244$

$244 + 2^{3} = 244 + 8 = 252$

$252 + 3^{3} = 252 + 27 = 279$

$279 + 4^{3} = 279 + 64 = 343$

$343 + 5^{3} = 343 + 125 = 468$

Hence the option $B$ is correct.

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