Rate and Speed - 6T

Nhat Linh spends $40 on 5 pounds of chocolate. What is the unit rate in dollars per pound?

• $8 per pound

• $35 per pound

• $5 per pound

• $0.125 per pound

If A Linh can type 408 words in 4 minutes, how many words can she type per minute?

• 408 words per minute

• 100 words per minute

• 400 words per minute

• 102 words per minute

A unit rate is a rate in which the unit in the denominator is:

(a)  

A store has 120 customers in 6 hours. What is the unit rate in customers per hour?

• 16 customers per hour

• 12 customers per hour

• 20 customers per hour

• 15 customers per hour

If distance = speed X time, which of the following must also be true?

• speed = distance X time

If a car travels at 40 km/h for 4 hours, how much distance has it covered?

• 160 km

• 140 km

• 120 km

• 100 km

If Gia Khanh runs a 20-kilometer race in 2 hours, what is her average speed?

• 10 km/h

• 5 km/h

• 6 km/h

• 1.66 km/h

Hoai An swims 1500m in 30 minutes.  What is her average speed?

• 33.33 m/min
• 300 m/min
• 30 m/min
• 50 m/min

If a train travels 1,600 km in 16 hours, how fast is it moving?

• 60 km/h

• 100 km/h

• 120 km/h

• 90 km/h

A crosstown bus travels 8 kilometers in 45 minutes. What is its average rate of speed?

• 4 km/h

• 6.67 km/h

• 8 km/h

• 10.67 km/h