Change everything into 10ths as follows:
1/10 + 2.5/10 = 3.5/10 of an hour to make one bracelet. Then change to 20ths so the numerator is a whole number.
Divide your time available by the time it takes to make one.
21
4 = 420= 15 bracelets
7 28
20
(as a whole number there was no fraction or remainder to round off)
Method 2 is the least biased.
1) vegetarians are a select group, so they might have a certain biased perspective
2) if students are chosen randomly from every grade, all grades are included and there will be a variety of responses
3)not all students dislike the program, so it is an unfair representation
4)only students who have a strong opinion will complete the survey
Answer: 
Step-by-step explanation:
Here the give expression is,
We can write,
( because 
)
⇒ Option D is correct.
I got 132 for the area of this shape
The function f(x)= 1/x^2 is even. Hope that helps!
