alleryA-F છ અલગ-અલગ બિનશૂન્ય અંકો છે. બે-અંકની સંખ્યા તરીકે, AB=2×CD અને EF=3×CD; B+D=14. FE શોધો.
A54
B81
C36
D45
Answer & Solution
Correct answer: D. 45
CD માત્ર 16,18,19 અથવા 27 સરવાળા સંકેત પહેલા હોઈ શકે છે;
B+D=14 પસંદ કરે છે 18 અને FE=45.
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