CSS - PMS - CCE - PCS - Mathematics
TimeSpeed & Distance
Two vehicles travel in the same direction at 70 km/h and 60 km/h. What is their relative speed?
A. 60 km/h
B. 10 km/h
C. 130 km/h
D. 70 km/h
Correct Answer: B
For the same direction, relative speed = |70−60| = 10 km/h.
CSS - PMS - CCE - PCS - Mathematics
TimeSpeed & Distance
A journey of 460 km is completed in 3 hours. What is the average speed?
A. 163.33 km/h
B. 463 km/h
C. 153.33 km/h
D. 115 km/h
Correct Answer: C
Speed = distance ÷ time = 460÷3 = 153.33 km/h.
CSS - PMS - CCE - PCS - Mathematics
TimeSpeed & Distance
A vehicle travels at 60 km/h for 3 hours. What distance does it cover?
A. 177 km
B. 63 km
C. 180 km
D. 240 km
Correct Answer: C
Distance = speed × time = 60×3 = 180 km.
CSS - PMS - CCE - PCS - Mathematics
TimeSpeed & Distance
A traveler covers 110 km at 45 km/h and then 140 km at 55 km/h. What is the average speed for the whole journey?
A. 55.00 km/h
B. 50.10 km/h
C. 50.00 km/h
D. 45.00 km/h
Correct Answer: B
Average speed = total distance ÷ total time = 250 ÷ (110/45+140/55) = 50.10 km/h.
CSS - PMS - CCE - PCS - Mathematics
TimeSpeed & Distance
Convert 144 km/h into metres per second.
A. 38 m/s
B. 40 m/s
C. 518.4 m/s
D. 45 m/s
Correct Answer: B
Multiply km/h by 5/18: 144×5/18 = 40 m/s.
CSS - PMS - CCE - PCS - Mathematics
TimeSpeed & Distance
Two vehicles travel in the same direction at 40 km/h and 30 km/h. What is their relative speed?
A. 30 km/h
B. 70 km/h
C. 40 km/h
D. 10 km/h
Correct Answer: D
For the same direction, relative speed = |40−30| = 10 km/h.
CSS - PMS - CCE - PCS - Mathematics
TimeSpeed & Distance
A journey of 340 km is completed in 3 hours. What is the average speed?
A. 113.33 km/h
B. 343 km/h
C. 123.33 km/h
D. 85 km/h
Correct Answer: A
Speed = distance ÷ time = 340÷3 = 113.33 km/h.
CSS - PMS - CCE - PCS - Mathematics
TimeSpeed & Distance
A vehicle travels at 30 km/h for 4 hours. What distance does it cover?
A. 34 km
B. 120 km
C. 116 km
D. 150 km
Correct Answer: B
Distance = speed × time = 30×4 = 120 km.
CSS - PMS - CCE - PCS - Mathematics
TimeSpeed & Distance
A traveler covers 150 km at 55 km/h and then 80 km at 65 km/h. What is the average speed for the whole journey?
A. 60.00 km/h
B. 58.11 km/h
C. 55.00 km/h
D. 65.00 km/h
Correct Answer: B
Average speed = total distance ÷ total time = 230 ÷ (150/55+80/65) = 58.11 km/h.
CSS - PMS - CCE - PCS - Mathematics
TimeSpeed & Distance
Convert 36 km/h into metres per second.
A. 15 m/s
B. 8 m/s
C. 10 m/s
D. 129.6 m/s
Correct Answer: C
Multiply km/h by 5/18: 36×5/18 = 10 m/s.
CSS - PMS - CCE - PCS - Mathematics
TimeSpeed & Distance
Two vehicles travel in the same direction at 65 km/h and 40 km/h. What is their relative speed?
A. 40 km/h
B. 105 km/h
C. 65 km/h
D. 25 km/h
Correct Answer: D
For the same direction, relative speed = |65−40| = 25 km/h.
CSS - PMS - CCE - PCS - Mathematics
TimeSpeed & Distance
Two vehicles move in opposite directions at 60 km/h and 65 km/h. What is their relative speed?
A. 65 km/h
B. 125 km/h
C. 60 km/h
D. 5 km/h
Correct Answer: B
For opposite directions, relative speed = 60+65 = 125 km/h.
CSS - PMS - CCE - PCS - Mathematics
TimeSpeed & Distance
A journey of 220 km is completed in 3 hours. What is the average speed?
A. 55 km/h
B. 73.33 km/h
C. 223 km/h
D. 83.33 km/h
Correct Answer: B
Speed = distance ÷ time = 220÷3 = 73.33 km/h.
CSS - PMS - CCE - PCS - Mathematics
TimeSpeed & Distance
A vehicle travels at 75 km/h for 5 hours. What distance does it cover?
A. 80 km
B. 450 km
C. 370 km
D. 375 km
Correct Answer: D
Distance = speed × time = 75×5 = 375 km.
CSS - PMS - CCE - PCS - Mathematics
TimeSpeed & Distance
A traveler covers 90 km at 65 km/h and then 120 km at 75 km/h. What is the average speed for the whole journey?
A. 65.00 km/h
B. 70.00 km/h
C. 75.00 km/h
D. 70.36 km/h
Correct Answer: D
Average speed = total distance ÷ total time = 210 ÷ (90/65+120/75) = 70.36 km/h.
CSS - PMS - CCE - PCS - Mathematics
TimeSpeed & Distance
Convert 54 km/h into metres per second.
A. 194.4 m/s
B. 20 m/s
C. 13 m/s
D. 15 m/s
Correct Answer: D
Multiply km/h by 5/18: 54×5/18 = 15 m/s.
CSS - PMS - CCE - PCS - Mathematics
TimeSpeed & Distance
Two vehicles travel in the same direction at 90 km/h and 50 km/h. What is their relative speed?
A. 90 km/h
B. 40 km/h
C. 50 km/h
D. 140 km/h
Correct Answer: B
For the same direction, relative speed = |90−50| = 40 km/h.
CSS - PMS - CCE - PCS - Mathematics
TimeSpeed & Distance
Two vehicles move in opposite directions at 30 km/h and 35 km/h. What is their relative speed?
A. 5 km/h
B. 35 km/h
C. 65 km/h
D. 30 km/h
Correct Answer: C
For opposite directions, relative speed = 30+35 = 65 km/h.
CSS - PMS - CCE - PCS - Mathematics
TimeSpeed & Distance
A journey of 500 km is completed in 3 hours. What is the average speed?
A. 176.67 km/h
B. 503 km/h
C. 166.67 km/h
D. 125 km/h
Correct Answer: C
Speed = distance ÷ time = 500÷3 = 166.67 km/h.
CSS - PMS - CCE - PCS - Mathematics
TimeSpeed & Distance
A vehicle travels at 45 km/h for 6 hours. What distance does it cover?
A. 315 km
B. 264 km
C. 270 km
D. 51 km
Correct Answer: C
Distance = speed × time = 45×6 = 270 km.