Question

calculate hours from 8.10 am to 12pm

Answer 1

8.10 am to 11.10am = 3 hours

11.10 am to 12.00pm = 50 mins

50 mins = 50/60 hour = 5/6 hour

Therefore,

8.10am to 12.00pm = 3 hours 50 mins or 3 5/6 hours

Answer: 3 5/6 hours

Answer 2

Heya friend...here is the answer you are looking for.....there will be
$3 \times \frac{5}{6} hours$