SSC Selection Post Matric 20221)A travelled from a place P to place Q at an average speed of 36 km/h. He travelled the first 75% of the distance in four-fifth of the time and the rest at a constant speed of x km/h. The value of x is:

Correct Option: D

45

SSC Selection Post Matric 20222)Anu drives her car for 1 hour at a speed of 60 km/h, for 2 hours at a speed of 55 km/h, and for 3 hours at a speed of 45 km/h. What is the average speed of the car (in km/h)?

Correct Option: C

\(50 {5 \over 6}\)

SSC Selection Post Matric 20223)A man is delayed in reaching his workplace by 30 minutes due to bad traffic as he can drive at \(7\over9\) of his usual speed. What is his usual time (in hours and minutes) of travel?

Correct Option: D

1 hour 45 minutes

SSC Selection Post Matric 20224)A car covers the first 80 km of its journey at a speed of 40 km/h. The driver makes a stop at the tea-stall for 30 minutes and then continues his journey at a speed of 60 km/h for 4 hours. What is his average speed (in km/h, correct to 1 decimal place)?

Correct Option: A

49.2

SSC Selection Post Matric 20225)In a 1000 km trip, a man drives at a speed of 50 kmph for the first five-eighth of the total distance. If he completes the whole journey in 19 hours (resting time not included), what is his speed (in kmph, correct up to 1 decimal place) for the rest of the journey?

SSC Selection Post Matric 20226)P, Q and R participated in a cycle race of 4000 metres. P cycles twice as fast as Q and R cycles half as fast as Q. If R completes the race in 40 minutes, then what is the speed (in km/h) of P?

Correct Option: A

24

SSC Selection Post Matric 20227)A car can cover a certain distance at a certain uniform speed in 19.2 hours. If the speed is increased by 8 km per hour, the same distance is covered in 18 hours. The distance (in km) is:

Correct Option: D

2304

SSC Selection Post Matric 20228)A car travels for 15 minutes at 30 km/h, for 30 minutes at 60 km/h, and for 1 hour at \(66 \frac{2}{3} \)km/h. The average speed (in km/h) of the car is: (correct to one decimal place)

Correct Option: A

59.5

SSC Selection Post Matric 20229)A person reaches his destination 32 minutes late if his speed is 6 km/h, and reaches 18 minutes before time if his speed is 7 km/h. Find twice the distance (in km) of his destination from his starting point.

SSC Selection Post Matric 202210)A man has to cover a distance of 108 km 9 hours. If he covers \(2\over3\) of the distance in \(\frac{5}{9}\)times, what should be his speed (in km/h) to cover remaining distance in the time left?

Correct Option: A

9

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