Demo Exam
1) | A plane flies from Mumbai to Delhi at 600 kms per hour and returns along the same route at 400 kms per hour. What is the average (Arithmetic mean) flying speed for the entire route? |
1) | A plane flies from Mumbai to Delhi at 600 kms per hour and returns along the same route at 400 kms per hour. What is the average (Arithmetic mean) flying speed for the entire route? |