The average of first 127 odd natural numbers, is:
A127.5
B127
C128
D126.5
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Average age of P and Q is 24 years. Average age of P, Q and R is 22 years. Find the sum of their ages in last year.
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തുടർച്ചയായി നാല് ഇരട്ട സംഖ്യകളുണ്ട്, അതായത് അവസാനത്തേയും ആദ്യത്തേയും സംഖ്യകളുടെ ശരാശരി 11 ആണ്, രണ്ടാമത്തെയും മൂന്നാമത്തെയും സംഖ്യകൾ തമ്മിലുള്ള തുക എന്താണ്?
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