Answer:
5.1
Step-by-step explanation:
all you do is divide 12.55 by 2.54
<span> Compatible numbers are numbers that look nice or friendly with each other when we do mental calculation to estimate a product, but especially a division</span>
Answer:
1.898 × 10^27
Step-by-step explanation:
We move the decimal point to the left between 1 and 8
and that is 27 places so you multiply the number you get by 10^27
Answer:
43 mph
Step-by-step explanation:
1 day = 24 hours
3 days = 3 × 24 hours = 72 hours
The car taveled 3106 miles in 72 hours.
average speed = distance/time
average speed = (3106 miles)/(72 hours)
average speed = 43 mph
