contestada

Thor earned 150 points on a school assignment. Because the assignment was turned in late, the score was reduced to 69 points. What was the percentage decrease in the score?

Respuesta :

[tex]\begin{gathered} \text{decrease}=150-69=81 \\ \text{percentage decrease=}\frac{81}{150}\times100 \\ \text{percentage decrease=}\frac{8100}{150} \\ \text{percentage decreasde=}54\text{ \%} \end{gathered}[/tex]