Answer:
Yes, her calculation is correct. The value of 40% of 75 is 30.
Explanation:
The value of 40% of 75 is
![(40)/(100)* 75=(3000)/(100)=30](https://img.qammunity.org/2020/formulas/mathematics/middle-school/o7ufgq4e72tiyukku4prax7sbgpvhamifs.png)
The value of
of 75 is
![(2)/(5)* 75=2* 15=30](https://img.qammunity.org/2020/formulas/mathematics/middle-school/7zv88szbjqyk5fb3a4438ymllceg52rckl.png)
From the above calculation it is noticed that the value of 40% of 75 and
of 75 are same, therefore the calculation is correct and the value of 40% of 75 is 30.