The average marks of five students is 18. If the marks of another student are also included, their average marks become 19. Find the marks of the sixth student?

The average marks of five students is 18. If the marks of another student are also included, their average marks become 19. Find the marks of the sixth student?

Explanation

Total marks of 5 students = 5 × 18 = 90

Total marks of 6 students = 6 × 19 = 114

Marks of the sixth student = 114 - 90 = 24