Two tanks, X and Y, are filled to capacity with jet fuel. Tank X holds 600 gallons more than tank Y. If 100 gallons of fuel were to be pumped from each tank, tank X would then contain 3 times as much fuel as tank Y. What is the total number of gallons of fuel in the two full tanks?
ক. 1400
খ. 1200
গ. 1000
ঘ. 900
উত্তর: 1400
ব্যাখ্যা: [গণিত] a + 600 100 = 3 (a-100) 2a = -800 ⇒a = [গণিত] = 400 .. a + 600+ a = 1400
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