Mr. Chan drives from City A to City B at a speed of 54 km/h for 1.4 h. The distance between City A and City B is ________ km.

Mr. Wong drives a car from City H to City K which are 120 km apart. The whole journey takes him 1.6 h. His driving speed is __________ km/h.

Two cars start off at the place at the same time but in different directions. If Car A drives at a speed of 45 km/h and Car B drives at a speed of 60 km/h, how far apart will they be in 3 h?

• 15 km

• 45 km

• 105 km

• 315 km

The distance between Mary's house and the shopping mall is 6 km. Mary needs to meet her friend at the shopping mall at 10:25 a.m. If she starts riding a bicycle at 10:00 a.m. at a speed of 12 km/h, does she arrive on time?

• Yes

• No

A bus travels at an average speed of 60 km/h for 1 h and 20 min. The bus travels _______ km.

Peter runs 100 m in 15 s.

John runs 150 m in 30 s.

Mario runs 300 m in 1.2 min.

Who has the highest speed?

• Peter

• John

• Mario

The distance between Mrs. Wong's home and office is 15 km. If she drives at a speed of 45 km/h, it will take her _____ h to reach the office. (Give the answer in fraction if necessary.)

Mathematical Equivalence

ON

Bobby drives at a speed of 30 km/h on a straight road for 2.4 h. Henry drives on the same road for 1.8 h. What is Henry's driving speed? (Show the expression only.)

Mathematical Equivalence

ON

Alissa leaves home for school at 7:45 a.m. and reaches the school at 8:10 a.m. If the distance between her home and the school is 1.5 km, her walking speed is _______ km/h.

Leanne and Alden had a race. Alden ran at a speed of 4.5 m/s while Leanne ran at a speed of 4.2 m/s. Alden finished the race in 40 s. How far apart were Leanne from the finishing line when Alden completed the race?

• 0.3 m

• 1 m

• 1.2 m

• 12 m