Real number are used to explain real situations by allowing you to understand that they will always have an outcome that is disable by another real number
5/7= -----------
0.714285
Convert the fraction to a decimal by dividing the numerator by the denominator.
6/10= 0.6
Convert the fraction to a decimal by dividing the numerator by the denominator.
16/20= 0.8
Convert the fraction to a decimal by dividing the numerator by the denominator.
9/10= 0.9
Convert the fraction to a decimal by dividing the numerator by the denominator.
The mass of the object would be 52.5g
Your answer would be approximately 254.5 if you round since 9^2 times pie you would get such