The average distance of the Moon from Earth is 386,242,560 m. Represent 386,242,560 in scientific notation.
1 answer:
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Answer:
84 possible paths
Step-by-step explanation:
Given
--- 3 blocks north
--- 6 blocks east
Required
Number of distinct path
To solve this question, we make use of the following formula
The above formula implies that;
On a single path, there is a total of m + n steps to get to a particular position, where each path is either in m direction or n direction.
In this case:
So, we have:
Apply combination formula
Expand the numerator
Expand the denominator
<em>Hence, there are 84 possible paths</em>
<em></em><em> will also give the same result</em>
Answer:
The item costs $900 after the 90% off.
Step-by-step explanation:
After the 90% off discount, the item costs (100% - 90%) the cost of the original price.
Hence,
Hope this helped!