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If Rati travels at his usual speed for ‘x’ hours, he covers the same distance as he covered when he travels at a speed 30 km/hr less than usual, but for (x + 3) hours. Which of the following can be determined? (A) If he travels at 20 km/hr less speed than usual, he can cover a distance of 240 km in (x - 1) hours. What is the value of ‘x’? (B) If travels at his usual speed for (t + 2) hours, and at 50% of his usual speed for (t - 2) hours, his average speed for the journey is 68 km/hr. What is his usual speed? (C) His usual speed (in km/hr) is a multiple of 5 between 40 and 50 (both inclusive). If ‘x’ is a whole number, what is his usual speed? (D) If he travels at his usual speed for ‘t’ hours, he covers a distance of 400 km. What is the value of ‘x’?
Arjun covers a certain distance from his home to college at a usual speed of 24 km/hr and takes a certain time. When he increases usual speed by 6 km/hr, he takes 30 minutes less than usual. If he reduces his usual speed by 4 km/hr, he takes 30 minutes more than usual. Find the distance from his home to college. 
Mr A started half an hour later than usual for the marketplace. But by increasing his speed to $$\frac{3}{2}$$ times his usual speed he reached 10 minutes earlier than usual. What is his usual time for this journey?
Raju travels at half of his usual speed and reaches his office 24 minutes late than his usual time. If Raju travels at his usual speed, then what will be the time taken by him to reach his office?
By walking at 3/4 of his usual speed, a man reaches his office 20 minutes later than usual. His usual time is :
If a person goes from his house to office walking at 80% of his usual speed, then he is late by 18 minutes to reach the office. What is the usual time taken by him to cover that same distance with his usual speed?
A person takes a certain time to reach office from home with usual speed and while returning from the office towards home, he decreases his speed by 20% from his usual speed and takes 6 minutes more, then what is his usual speed if the distance between home and office is 20 km?
Anjum is counting his last days, he keeps half his property for his wife and divides the rest equally among his three sons: Bimar, Cumar and Danger. Some years later, Bimar dies, leaving half his property to his widow and half to his brothers, Cumar and Danger together, sharing equally. When Cumar makes his will, he keeps half his property for his widow and the rest he bequeaths to his younger brother Danger. When Danger dies some years later, he keeps half his property for his widow and the remaining for his mother. The mother now has Rs. 1575000. What was the worth of the total property?
When A travels at a speed of 8 kmph he reaches 4 hours later than usual at his destination spot. And when he travels with a speed of 14 kmph he reaches 2 hours earlier than usual at his destination spot. What is the time taken when he travels at the usual speed?
Captain Jack Sparrow, on his death bed, keeps half his property for this wife and divides the rest equally among his three sons: Barbossa, Will Turner and Dave. Some years later, Barbossa dies leaving half his property to his widow and half to his brothers Will Turner and Dave together, sharing equally. When Will Turner makes his will, he keeps half his property for his widow and the rest he bequeaths to his younger brother Dave. When Dave dies some years later, he keeps half his property for his widow and the remaining for his mother. The mother now has Rs. 1,575,000.What was the worth of the total property?