- - Solve:

- - Answer:
<span>17.391304 is your amount.
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Answer:
answer should be 52.4 mins
Step-by-step explanation:
find the midpoint for each time:
1. 15mins = 7students
2. 45mins = 27 students
3. 75mins = 12 students
4. 100 = 4students
Then, do the normal mean calculation by adding up all the values and dividing it by 50.
7*15 + 27*45 + 12*75 + 100*4 = 2620
2620/50 = 52.4mins
Answer:
28% of 82
Step-by-step explanation:
25% of 90 is 22.5
28% of 82 is 22.96
Answer:

Step-by-step explanation:
We want to write an integer expresion to represents the verbal expresion:
"the opposite of the absolute value of negative seven"
The absolute value of negative seven is written as:

When we simplify this, we get 7.
This integer is positive.
The opposite of positive seven is negative seven.
Therefore the required integer expresion for "the opposite of the absolute value of negative seven" is 
Hmmm wait let me try to do it