A bus traveled on a level road for 44 hours at an average speed 20 miles per hour faster than it traveled on a winding road. The
time spent on the winding road was 55 hours. Find the average speed on the level road if the entire trip was 449 miles
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Answer:
Step-by-step explanation: Given expression .
In order to find the product of given expression, we need to convert 5,600,000 into scientific notation, because other number is also in scientific notation.
5,600,000 = 5.6 × 10^6.
Therefore, .
Now, multiplying 5.63 × 5.6 first, we get 31.528.
And 10^5 × 10^6 = 10^11.
Therefore,
.