Question

Average age of 50 students in bus is 20years when the age of conductor is increased by one year the age of conductor is

Answer 1

Answer:

71 years is the answer of this question.

Step-by-step explanation:

50 students average is 20 years.

Assume each student is 20 years old.

Now due to condutor age average increased by 1. i.e., 21

Therefore 50 students age shifted to 21 years and this is due to conductor age.

Conductor age = 51(21) - 50(20) = 71years.