Answer:
12/5 or 2 2/5
Step-by-step explanation:
reduce the numbers with the greatest common denominator 2.
4×3/5
4/1 × 3/5
multiply.
4×3=12
1×5=5
12/5
Answer:
180 seconds
Step-by-step explanation:
1 minute = 60 seconds
120 * 3 = 360
60 * 3 = 180
Answer: 64.8 mph
Step-by-step explanation:
Given
Arriving time is 6 hours
return time is 4 hours
The average speed of returning 81 mph
Distance traveled while returning

the average speed of the entire trip is

Answer:
126
Step-by-step explanation: