Select the related word/letters/number from the given alternatives.
56 : 72 : : 90 : ?
Expression =Â 56 : 72 : : 90 : ?
The pattern followed is that = $$(7\times8):(8\times9)=56:72$$
Similarly, the next numbers are =Â $$(9\times10):(10\times11)=90:110$$
=> Ans - (D)
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