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ഒരു പട്ടികയിൽ മമതയുടെ സ്ഥാനം മുകളിൽ നിന്ന് 20-ാമതും താഴെ നിന്ന് 9-ാമതും ആണെങ്കിൽ ആ പട്ടികയിൽ ആകെ എത്ര പേരുണ്ട് ?

A28

B29

C30

D31

Answer:

A. 28

Read Explanation:

ആകെ ആളുകളുടെ എണ്ണം= മുകളിൽ നിന്നുള്ള സ്ഥാനം + താഴേ നിന്നുള്ള സ്ഥാനം - 1 = 20 + 9 - 1 = 28


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