Question

a
that is the percentage of student,
who scored 321 out of 400.​

Answer 1

Step-by-step explanation:

1. Marlena scored 80% out of a total of 500 marks. How many marks did he score?

Solution:

Marlena’s marks = 80% of 500

= (80/100) × 500

= (4/5) × 500

= (4 × 500)/5

= 2000/5

= 400

Therefore, Marlena scored 400 marks