Kerry starts school at 8:30 AM today. If she gets out after her 5th class, according to the chart, what time will she leave scho
1 answer:
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Given:
The equation is
To find:
The value of x.
Solution:
We have,
Isolating the variable, we get
Therefore, the value of x is 44.2.
Answer:
84 different lineups are possible
Step-by-step explanation:
The order in which the songs are chosen is not important. So we use the combinations formula to solve this question.
Combinations formula:
is the number of different combinations of x objects from a set of n elements, given by the following formula.
In this question:
6 musics from a set of 9. So
84 different lineups are possible