Barrel 3

The barrel with water weighs 118 kg. When we get off 75% of water, it weighs 35 kg. How many kg has an empty barrel?

Correct answer:

x =  7.33 kg

Step-by-step explanation:

m1=118 kg r=100%75%=110075=0.25 m2=35 kg  x+y=m1 x+r y=m2 x+y=118 x+0.25 y=35  x+y=118 x+0.25y=35  Row2Row1Row2 x+y=118 0.75y=83  y=0.7583=110.66666667 x=118y=118110.66666667=7.33333333=7.33 kg  x=3227.333333 y=3332110.666667



Did you find an error or inaccuracy? Feel free to write us. Thank you!







Tips for related online calculators
Our percentage calculator will help you quickly and easily solve a variety of common percentage-related problems.
Do you have a linear equation or system of equations and are looking for its solution? Or do you have a quadratic equation?
Tip: Our volume units converter will help you convert volume units.

You need to know the following knowledge to solve this word math problem:

Related math problems and questions: