A person reaches his destination $40$ minutes late if his speed is $3$ km/hr and reaches $30$ minutes before time if his speeed is $4$ km/hr. Then the distance of his destination from his starting point is

Q. A person walks from his house at a speed of $4$ km/hr and reaches his schools $5$ minutes late. If his speed has been $5$ km/hr, he would have reached $10$ minutes earlier. The distance of the school from his house is

Q.

If a scooterist drives at the rate of 25 km per hour, he reaches his destination 7 minutes late, and if he drives at the rate of 30 km per hour, he reaches his destination 5 minutes earlier. How far is his destination?

Q. A man driving his moped at $24$ kmph reaches his destination $5$ minutes late to an appointment. If he had driven at $30$ kmph he would have reached his destination $4$ minutes before time. How far is his destination?

Q. If Ram travels to his school from his house at the speed of $3$ km/hr, then he reaches the school $5$ minutes late. If he travels at the speed of $4$ km/hr, then he reaches the school $5$ minutes earlier than school time. The distance of his school from his house is

Q. Travelling at ${\frac{4}{5}}^{th}$ of his usual speed a man reaches his destination $15$ minutes late. If he travels the same distance $20\%$ faster than his usual speed, he would reach his destination_____.