Question

The average age of 15 student is 11years 3months which increased by a year and 1/2months when the teacher is included ,find teacher's age​

Answer 1

Answer:

15 years and 7.5 months

Step-by-step explanation:

1: there are 15 students, so you have to multiply a year and 1/2 months.

calculation

1 year and 1/2 months x 15=15 years and 7.5 months(7 and 1/2 months)