In a group of equal number of cows and herdsmen the number of legs was 28 less than four times the number of heads the number of herdsmen was
A7
B28
C21
D14
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ക്ലാസിലെ രാജൻ്റെ റാങ്ക് മുകളിൽ നിന്ന് ആറാമതും താഴെ നിന്ന് 35 ഉം ആണ്. ക്ലാസ്സിൽ എത്ര വിദ്യാർത്ഥികളുണ്ട്?
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