The bucket half filled with water weighs 5.55 kg, the full bucket weighs 9.85 kg. How much does the bucket weigh?

Correct answer:

k =  1.25 kg

Step-by-step explanation:

k+v = 9.85
k + v/2 = 5.55

k+v = 9.85
2k+v = 11.1

k = 5/4 = 1.25
v = 43/5 = 8.6

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