Answer:
40%
Step-by-step explanation:
To find a percent, divide the part by the total and multiply by 100.
To find the part, subtract 21 from 35 to find the people who left.
35 - 21 = 14
(14/35)*100 = p
.4 *100 = p
40 =p
Answer:
There are 80 marks in total.
Step-by-step explanation:
Let the number of total marks be 
.
The percentage score of the student can be written as the ratio
.
However,
.
Equating the two:
.
Cross-multiply (that is: multiple both sides by 
, the product of the two denominators) to get
.
.
In other words, there are 80 marks in total.
The answer is C. and E.
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Work shown below:
A. 500 divided by 6 equals 83.33.
B. 600 divided by 3 equals 200.
C. 100 divided by 4 equals 25. (CORRECT)
D. 150 divided by 5 equals 30.
E. 200 divided by 8 equals 25. (CORRECT)
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Hope this could help you.
One is 7 and the other is 8 because 7 squared is 49 and 8 squared is 64.
2x = 8 ... therefore x = 4
4^2 = 16
