Question

The average weight of students of a class is 45 kg. If the total weight of all the students is 1890 kg.Find the number of students in the class?
a) 40
b) 42
c) 44
d) 45

Answer 1

Answer:

42

Step-by-step explanation:

.

Average weight=total weight / number of students

.

45=1890/x

x=1890/45

x=42