alleryA ഉം B ഉം ഒരേ റോഡിലൂടെ 45 ഉം 30 ഉം മിനിറ്റുകൾക്കുള്ളിൽ കടന്നുപോകുന്നു. അവയുടെ വേഗതയുടെ അനുപാതം
A3 : 2
B4 : 9
C9 : 4
D2 : 3
Answer & Solution
Correct answer: D. 2 : 3
വേഗത സമയത്തിനനുസരിച്ച് വിപരീതമായി വ്യത്യാസപ്പെടുന്നു, അതിനാൽ A : B = 30 : 45 = 2 : 3.
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