Answer:

Step-by-step explanation:
Given


Required
Determine the number of ways to get a two-course meal
This is solved as follows:
<em>The entrees can be ordered in 7 ways</em>
<em>The desserts can be ordered in 11 ways;</em>

Hence:


Would be the last answer because (n-3)times (n-3) is n^2-6n+9
Answer:
With j = number of jars: 2,578 / 6 = j
Step-by-step explanation:
The mass of the rock in kg is 90,000 kg