Time, Speed and Distance

A  $250 \mathrm{m}$ Train is running at the average speed$90 \mathrm{km}/\mathrm{hr}$ . How long will it take to pass a standing man?

A bullock cart has to cover a distance of $120 \mathrm{km}$ in $15 \mathrm{hours}$ . If it covers half of the journey in ${\frac{3}{5}}^{\mathrm{th}}$ time, the speed to cover the remaining distance in the time left has to be:

A thief steals a car at $2.30$pm and drives it at $60$kmph. The theft is discovered at $3$pm and the owner sets off in another car at $75$ kmph when will he overtake the thief ?

A man walking at ${\frac{4}{5}}^{th}$th of his original speed reaches his destination in $15$ minutes later than the usual time. Then the usual time is:

During a journey of $80 \mathrm{km}$, a train covers the first $60 \mathrm{km}$ with a speed of $40 \mathrm{km}/\mathrm{hr}$ and completes the remaining distance with a speed of $20 \mathrm{km}/\mathrm{hr}$. What is the average speed of the train during the whole journey$?$

A man in a train notices that he can count $21$telephone posts in one minute. If they are known to be $50$metres apart, at what speed is the train travelling?

A man travels on a scooter from $\mathrm{A}$ to $\mathrm{B}$ at a speed of $30 \mathrm{km}/\mathrm{hr}$ and returns from  $\mathrm{B}$ to $\mathrm{A}$ at $20 \mathrm{km}/\mathrm{hr}$. The total journey was performed by him in $10 \mathrm{hours}$. Find the distance from  $\mathrm{A}$ to $\mathrm{B}$.

A Kinetic Honda covers a distance of $140 \mathrm{km}$ in $2 \mathrm{hours} \mathrm{and} 20 \mathrm{minutes}$ while a car covers the same distance in $1 \mathrm{hour} \mathrm{and} 40 \mathrm{minutes}$. What is the ratio of their speeds?

Sarita and Julie start walking from the same place in the opposite directions. If Julie walks at a speed of $\frac{5}{2} \mathrm{km}/\mathrm{hr}$. and  Sarita at a speed of  $2 \mathrm{km}/\mathrm{hr}$, in how much time will they be $18 \mathrm{km}$apart?

A car travels a distance of $75 \mathrm{km}$ at the speed of$25 \raisebox{1ex}{$\mathrm{km}$}\!\left/ \!\raisebox{-1ex}{$\mathrm{hr}$}\right.$. It covers the next $25 \mathrm{km}$ of its journey at the speed of $5 \raisebox{1ex}{$\mathrm{km}$}\!\left/ \!\raisebox{-1ex}{$\mathrm{hr}$}\right.$ and the last $50 \mathrm{km}$ of its journey at the speed of $25 \raisebox{1ex}{$\mathrm{km}$}\!\left/ \!\raisebox{-1ex}{$\mathrm{hr}$}\right.$. What is the average speed of the car?

A thief is noticed by a policeman from a distance of $200$m. The thief starts running and the policeman chases him. The thief and the policeman run at the rate of $10$km and $11$km per hour respectively. What is the distance between them after $6$minutes?

If a car travels $20 \mathrm{km}$ in $2 \mathrm{hours}$ and another $10 \mathrm{km}$ in $3 \mathrm{hours}$, the average speed of the car is:

Two trains running in the opposite direction with on moving twice of other speed. If the length of the train are the same P they cross each other in $13 \mathrm{s}$. The speed of a faster train is (Assume the length of train is $135 \mathrm{m}$)

A bicycle takes $15 hr$ to complete the distance of $150 km$ between Pune to Mumbai. Sita on bicycle $1$ starts from Mumbai at $6:00 AM$ and Gita on bicycle $2$ starts from Pune at $9:00 AM$ on the Same day. When do the Sita and Gita meets. 

One day, Ritu reaches her office from home $4 min$ early with speed of $6 km/h$. Next day she decrease his speed by $2km/h$ and reaches her office $8 min$ earlier. What is the ratio of the distance of office from Ritu home to speed if she reacher office at correct time?

Rekha travels from Delhi to Gurgaon at $5AM$ at $20 km/h$. Rima started his journey from Gurgaon to delhi at $7 AM$ at $30km/h$. If distance from Delhi to Gurgaon is $115 km$ the find the ratio between the time Rekha travels Delhi to Gurgaon and the time where they will meet according to (assuming it from $5 AM$)

An aeroplane flies with an average speed of $756 \mathrm{km}/\mathrm{hr}.$ A helicopter takes $48$ hours to cover twice the distance covered by aeroplane in $9$ hours. How much distance will the helicopter cover in $18$ hours?

A motor starts with the speed of 70 kmph with its speed increasing every two hours by 10 kmph. In how many hours will it cover 345 kms?

The average speed of a train is $3$ times the average speed of a car. The car covers a distance of $520$ kms in $8$ hours. How much distance will the train cover in $13$ hours?

Car A and a Car B starts from a point at the same time and reach another point $90 km$ away at the same time, if the car A was running ___$\%$ faster than the car B and took a halt for ___ minutes, while the car B was running at a speed of $60 km/hr$.

Which of the following options satisfies the two blanks in the question?

$$\begin{gathered} A. 20, 15 \\ B. 25, 20 \\ C. 50, 25 \\ D. 80, 30 \end{gathered}$$