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മൂന്ന് സംഖ്യകളിൽ, ആദ്യത്തെ സംഖ്യ രണ്ടാമത്തെ സംഖ്യയുടെ മൂന്നിൽ രണ്ട് ഭാഗമാണ്. രണ്ടാമത്തെ സംഖ്യ മൂന്നാമത്തെ സംഖ്യയുടെ അഞ്ചിലൊന്നാണ്. ഈ മൂന്ന് സംഖ്യകളുടെയും ശരാശരി 35 ആണ്. ഏറ്റവും വലിയ സംഖ്യ കണ്ടെത്തുക?

A84.25

B77.50

C72.25

D78.75

Answer:

D. 78.75

Read Explanation:

സംഖ്യ = x, y, z 2y/3 = x y = z/5 x + y + z = 35 × 3 =105 (2/3)y + y + 5y = 105 y = 15.75 z = 5y = 78.75 x = 2y/3 = 10.5 ഏറ്റവും വലിയ സംഖ്യ = 78.75


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