1.
In the following question, select the missing number from the given series.1, 25, ?, 361, 841, 1681
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By: anil on 05 May 2019 02.22 am
Expression : 1, 25, ?, 361, 841, 1681 The pattern followed is that there is a difference of consecutive even numbers between the square roots of above numbers. $$(1)^2=1$$ $$(5)^2=25$$
$$(11)^2=121$$
$$(19)^2=361$$
$$(29)^2=841$$
$$(41)^2=1681$$
=> Ans - (D)
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$$(11)^2=121$$
$$(19)^2=361$$
$$(29)^2=841$$
$$(41)^2=1681$$
=> Ans - (D)