The weight of the cargo in the box is 12kg. Find the weight of the box if it is 25% of the weight of the cargo.

univerkov | July 24, 2021 | education

Let us determine, by making a proportion, how much the box weighs, provided that this is 25% of the mass of its load, equal to 12 kg:

12 kg = 100%,

x kg = 25%.

Let’s write the equation, acting according to the “cross” rule and find the value of the variable:

x = 12 * 25: 100 = 300: 100 = 3 kg.

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