A glass when full of milk, weighs one kilogram. When half full, it weighs 3/4 kilogram. What is the weight of the empty glass?

.25 kg

35 kg

.45 kg

.5 kg

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উত্তর: .5 kg

Weight of 1/2 glass of milk = 1 - 3/4 = 1/4 kg So, weight of full glass of milk = 2 × 1/4 = 1/2 kg So, weight of the glass = 1 - 1/2 = 1/2 kg = 0.5 kg

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