Answer:
what are the equations
Step-by-step explanation:
you didnt show the equations
The way to find Volume is V=lwh so plug in the length, width and height( V=(10)x(2/3)x(9) ) and you'll get your answer.
Mathematics and science go hand in hand. The branches of science which include: Physics, astronomy, chemistry, biology, etc. In all these fields you will find that you will have to use the mathematical principles and formulae to solve the numerical problems. So, science needs maths but maths does not need science.
7 pens and 20 pencils because 28 divided by 4 = 7 and 80 divided by 4 = 20