Answer:
27.55ft
Step-by-step explanation:
28²-5²=x
784-25=759
square root of 759=27.55
Since there are 8 students, each student gets 1/8 of the available cake. Since there is 3/4 of a cake available, they will get 1/8 of 3/4.
Source: https://www.wyzant.com/resources/answers/142015/there_are_8_students_in_a_group_and_3_4_cake_how_much_cake_will_each_student_get_if_divided_evenly
Answer:
3.5
Step-by-step explanation:
Answer:
Simplifying the expression
so, there is only one power of each base we get 
Option D is correct answer.
Step-by-step explanation:
We need to simply the expression
so, there is only one power of each base.
Solving:
We can write it as:

Now using exponent rule: 

Now using the exponent rule:
the bases should be same

So, simplifying the expression
so, there is only one power of each base we get 
Option D is correct answer.
<h2>
The total number of observations in the frequency distribution = 20</h2>
Step-by-step explanation:
The given table from the given data:
Class: 12 - 15 15 - 18 18 - 21 21 - 24 24 - 27
Frequency: 3 6 3 4 4
To find, the total number of observations in the frequency distribution is __________ .
Class: 12 - 15 15 - 18 18 - 21 21 - 24 24 - 27
Frequency: 3 6 3 4 4
Cumuative
frequency (CF): 3 9 12 16 16
The total number of observations in the frequency distribution = 20