Respuesta :

Answer:

A. 75

Step-by-step explanation:

to get the average mark multiply the result by it's associated weight

93 × 10% = 9.3

82 × 30% = 24.6

72 × 40% = 28.8

60 × 20% = 12

then add these numbers to get his average 74.7 which is closest to 75